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  1961 RESULTS

 Common Name  Scientific Name  Feather Type  Age  Sex  Notes
  Acorn Woodpecker   Melanerpes formicivorus   Tail   Adult   Female  
  Acorn Woodpecker   Melanerpes formicivorus   Primaries   Adult   Female  
  Acorn Woodpecker   Melanerpes formicivorus   Secondaries   Adult   Female  
  Allens Hummingbird   Selasphorus sasin   Tail   Adult   Male   Black background
  Allens Hummingbird   Selasphorus sasin   Tail   Adult   Male   Blue background
  Allens Hummingbird   Selasphorus sasin   Primaries   Adult   Male  
  Allens Hummingbird   Selasphorus sasin   Secondaries   Adult   Male   Black background
  Allens Hummingbird   Selasphorus sasin   Secondaries   Adult   Male   Blue background
  Amer. Three-toed Woodpecker   Picoides dorsalis   Primaries   Adult   Male  
  Amer. Three-toed Woodpecker   Picoides dorsalis   Secondaries   Adult   Male  
  Amer. Three-toed Woodpecker   Picoides dorsalis   Tail   Adult   Male  
  American Avocet   Recurvirostra americana   Primaries   Adult   Female  
  American Avocet   Recurvirostra americana   Tail   Adult   Female  
  American Avocet   Recurvirostra americana   Secondaries   Adult   Female   Black background
  American Avocet   Recurvirostra americana   Secondaries   Adult   Female   Blue background
  American Bittern   Botaurus lentiginosus   Tail   Adult   Male  
  American Bittern   Botaurus lentiginosus   Wing   Adult   Male  
  American Black Duck   Anas rubripes   Primaries   Adult   Male  
  American Black Duck   Anas rubripes   Secondaries   Adult   Male  
  American Black Duck   Anas rubripes   Tail   Adult   Male  
  American Black Duck   Anas rubripes   Secondaries   Adult   Female  
  American Buff Goose   Anser anser domesticus   Tail   Adult   Female  
  American Buff Goose   Anser anser domesticus   Primaries   Adult   Female  
  American Buff Goose   Anser anser domesticus   Secondaries   Adult   Female  
  American Coot   Fulica americana   Primaries   Adult   Male  
  American Coot   Fulica americana   Tail   Adult   Male   Black background
  American Coot   Fulica americana   Tail   Adult   Male   Ventral view
  American Coot   Fulica americana   Tail   Adult   Male   Blue background
  American Coot   Fulica americana   Secondaries   Adult   Male  
  American Crow   Corvus brachyrhynchos   Tail   Adult   Male  
  American Crow   Corvus brachyrhynchos   Primaries   Adult   Male  
  American Crow   Corvus brachyrhynchos   Secondaries   Adult   Male  
  American Flamingo   Phoenicopterus ruber   Tail   Adult   Female  
  American Flamingo   Phoenicopterus ruber   Primaries   Adult   Female  
  American Flamingo   Phoenicopterus ruber   Secondaries   Adult   Female  
  American Goldfinch   Spinus tristis   Tail   Adult   Male   Black background
  American Goldfinch   Spinus tristis   Tail   Adult   Male   Blue background
  American Goldfinch   Spinus tristis   Primaries   Adult   Male  
  American Goldfinch   Spinus tristis   Secondaries   Adult   Male  
  American Kestrel   Falco sparverius   Primaries   Adult   Male   Black background
  American Kestrel   Falco sparverius   Primaries   Adult   Male   Blue background
  American Kestrel   Falco sparverius   Secondaries   Adult   Male  
  American Kestrel   Falco sparverius   Primaries   Unkown   Female  
  American Kestrel   Falco sparverius   Secondaries   Unknown   Female  
  American Kestrel   Falco sparverius   Tail   Unknown   Female  
  American Kestrel   Falco sparverius   Tail   Adult   Male  
  American Oystercatcher   Haematopus palliatus   Tail   Juvenile   Female   Black background
  American Oystercatcher   Haematopus palliatus   Tail   Juvenile   Female   Blue background
  American Oystercatcher   Haematopus palliatus   Primaries   Juvenile   Female  
  American Oystercatcher   Haematopus palliatus   Secondaries   Juvenile   Female   Black background
  American Oystercatcher   Haematopus palliatus   Secondaries   Juvenile   Female   Blue background
  American Pipit   Anthus rubescens   Tail   Adult   Unknown  
  American Pipit   Anthus rubescens   Primaries   Adult   Unknown  
  American Pipit   Anthus rubescens   Secondaries   Adult   Unknown  
  American Redstart   Setophaga ruticilla   Tail   Adult   Female  
  American Redstart   Setophaga ruticilla   Primaries   Adult   Female  
  American Redstart   Setophaga ruticilla   Tail   Adult   Female  
  American Redstart   Setophaga ruticilla   Secondaries   Adult   Female  
  American Redstart   Setophaga ruticilla   Tail   Adult   Male   Black background
  American Redstart   Setophaga ruticilla   Tail   Adult   Male   Blue background
  American Redstart   Setophaga ruticilla   Primaries   Adult   Male   Black background
  American Redstart   Setophaga ruticilla   Primaries   Adult   Male   Blue background
  American Redstart   Setophaga ruticilla   Secondaries   Adult   Male   Black background
  American Redstart   Setophaga ruticilla   Secondaries   Adult   Male   Blue background
  American Robin   Turdus migratorius   Tail   Adult   Male  
  American Robin   Turdus migratorius   Primaries   Adult   Male  
  American Robin   Turdus migratorius   Secondaries   Adult   Male  
  American Tree Sparrow   Spizelloides arborea   Tail   Adult   Unknown  
  American Tree Sparrow   Spizelloides arborea   Primaries   Adult   Unknown  
  American Tree Sparrow   Spizelloides arborea   Secondaries   Adult   Unknown  
  American White Pelican   Pelecanus erythrorhynchos   Primaries   Juvenile   Male  
  American White Pelican   Pelecanus erythrorhynchos   Secondaries   Juvenile   Male  
  American White Pelican   Pelecanus erythrorhynchos   Tail   Juvenile   Male  
  American Wigeon   Mareca americana   Primaries   Adult   Male  
  American Wigeon   Mareca americana   Secondaries   Adult   Male  
  American Wigeon   Mareca americana   Tail   Adult   Male  
  American Wigeon   Mareca americana   Tail   Juvenile   Female  
  American Wigeon   Mareca americana   Primaries   Juvenile   Female  
  American Wigeon   Mareca americana   Secondaries   Juvenile   Female  
  American Wigeon   Mareca americana   Primaries   Juvenile   Female   Ventral view--note tegman (see glossary)
  American Woodcock   Scolopax minor   Tail   Adult   Female  
  American Woodcock   Scolopax minor   Tail   Adult   Female   Ventral view
  American Woodcock   Scolopax minor   Primaries   Adult   Female  
  American Woodcock   Scolopax minor   Secondaries   Adult   Female  
  American Woodcock   Scolopax minor   Tail   Adult   Male  
  American Woodcock   Scolopax minor   Tail   Adult   Male   Ventral view
  American Woodcock   Scolopax minor   Primaries   Adult   Male  
  American Woodcock   Scolopax minor   Secondaries   Adult   Male  
  Ancient Murrelet   Synthliboramphus antiquus   Tail   Adult   Female  
  Ancient Murrelet   Synthliboramphus antiquus   Primaries   Adult   Female  
  Ancient Murrelet   Synthliboramphus antiquus   Secondaries   Adult   Female   Black background
  Ancient Murrelet   Synthliboramphus antiquus   Secondaries   Adult   Female   Blue background
  Anhinga   Anhinga anhinga   Tail   Adult   Female  
  Anhinga   Anhinga anhinga   Primaries   Adult   Female  
  Anhinga   Anhinga anhinga   Secondaries   Adult   Female  
  Annas Hummingbird   Calypte anna   Tail   Juvenile   Female  
  Annas Hummingbird   Calypte anna   Primaries   Juvenile   Female  
  Annas Hummingbird   Calypte anna   Secondaries   Juvenile   Female  
  Annas Hummingbird   Calypte anna   Tail   Adult   Male  
  Annas Hummingbird   Calypte anna   Primaries   Adult   Male  
  Annas Hummingbird   Calypte anna   Secondaries   Adult   Male  
  Arctic Tern   Sterna paradisea   Tail   Adult   Male   Black background
  Arctic Tern   Sterna paradisea   Tail   Adult   Male   Blue background
  Arctic Tern   Sterna paradisea   Primaries   Adult   Male   Black background
  Arctic Tern   Sterna paradisea   Primaries   Adult   Male   Blue background
  Arctic Tern   Sterna paradisea   Secondaries   Adult   Male  
  Ash-Throated Flycatcher   Myiarchus cinerascens   Tail   Adult   Unknown  
  Ash-Throated Flycatcher   Myiarchus cinerascens   Primaries   Adult   Unknown  
  Ash-Throated Flycatcher   Myiarchus cinerascens   Secondaries   Adult   Unknown  
  Atlantic Puffin   Fratercula artica   Tail   Adult   Unknown  
  Atlantic Puffin   Fratercula artica   Primaries   Adult   Unknown  
  Atlantic Puffin   Fratercula artica   Secondaries   Adult   Unknown  
  Attwaters Prairie Chicken   Tympanuchus cupido   Tail   Adult   Male   Subspecies attwateri
  Attwaters Prairie Chicken   Tympanuchus cupido   Primaries   Adult   Male   Subspecies attwateri
  Attwaters Prairie Chicken   Tympanuchus cupido   Secondaries   Adult   Male   Subspecies attwateri
  Bald Eagle   Haliaeetus leucocephalus   Other   Subadult III   Female  
  Bald Eagle   Haliaeetus leucocephalus   Other   Subadult III   Female  
  Bald Eagle   Haliaeetus leucocephalus   Tail   Adult   Unknown   Black background
  Bald Eagle   Haliaeetus leucocephalus   Secondaries   Adult   Unknown   Black background
  Bald Eagle   Haliaeetus leucocephalus   Tail   Subadult II   Female  
  Bald Eagle   Haliaeetus leucocephalus   Tail   Subadult III   Female  
  Bald Eagle   Haliaeetus leucocephalus   Primaries   Adult   Unknown   Blue background
  Bald Eagle   Haliaeetus leucocephalus   Primaries   Adult   Unknown   Black background
  Bald Eagle   Haliaeetus leucocephalus   Tail   Adult   Unknown   Blue background
  Bald Eagle   Haliaeetus leucocephalus   Secondaries   Third year   Female   Black background
  Bald Eagle   Haliaeetus leucocephalus   Secondaries   Third year   Female   Blue background
  Bald Eagle   Haliaeetus leucocephalus   Primaries   First year   Female   Blue background
  Bald Eagle   Haliaeetus leucocephalus   Primaries   First year   Female   Black background
  Bald Eagle   Haliaeetus leucocephalus   Secondaries   First year   Female   Blue Background
  Bald Eagle   Haliaeetus leucocephalus   Secondaries   First year   Female   Black background
  Bald Eagle   Haliaeetus leucocephalus   Tail   Second year   Unknown   Blue background
  Bald Eagle   Haliaeetus leucocephalus   Tail   Second year   Unknown   Black background
  Bald Eagle   Haliaeetus leucocephalus   Tail   Fourth year   Unknown   Blue background
  Bald Eagle   Haliaeetus leucocephalus   Tail   Fourth year   Unknown   Black background
  Bald Eagle   Haliaeetus leucocephalus   Secondaries   Adult   Unknown   Blue background
  Bald Eagle   Haliaeetus leucocephalus   Primaries   Third year   Female   Black background
  Bald Eagle   Haliaeetus leucocephalus   Primaries   Third year   Female   Blue background
  Bald Eagle   Haliaeetus leucocephalus   Primaries   Subadult   Unknown   Compare Primary 7 pattern to adult Golden Eagle
  Bald Eagle   Haliaeetus leucocephalus   Primaries   Subadult   Unknown   Compare Primary 7 pattern to adult Golden Eagle
  Bald Eagle   Haliaeetus leucocephalus   Secondaries   Subadult   Unknown   Compare Primay 7 pattern to adult Golden Eagle
  Bald Eagle   Haliaeetus leucocephalus   Secondaries   Subadult   Unknown   Compare Primary 7 pattern to adult Golden Eagle
  Bald Eagle   Haliaeetus leucocephalus   Primaries   Adult   Unknown   Blue background
  Bald Eagle   Haliaeetus leucocephalus   Primaries   Adult   Unknown   Black background
  Baltimore Oriole   Icterus galbula   Tail   Juvenile   Male  
  Baltimore Oriole   Icterus galbula   Primaries   Juvenile   Male  
  Baltimore Oriole   Icterus galbula   Secondaries   Juvenile   Male  
  Baltimore Oriole   Icterus galbula   Tail   Adult   Male  
  Baltimore Oriole   Icterus galbula   Primaries   Adult   Male  
  Baltimore Oriole   Icterus galbula   Secondaries   Adult   Male  
  Band-tailed Pigeon   Patagioenas fasciata   Tail   Adult   Female  
  Band-tailed Pigeon   Patagioenas fasciata   Wing   Adult   Female  
  Bank Swallow   Riparia riparia   Tail   Juvenile   Female  
  Bank Swallow   Riparia riparia   Primaries   Juvenile   Female  
  Bank Swallow   Riparia riparia   Secondaries   Juvenile   Female  
  Barn Owl   Tyto alba   Tail   Adult   Male   Paler individual
  Barn Owl   Tyto alba   Primaries   Adult   Male   Paler individual
  Barn Owl   Tyto alba   Secondaries   Adult   Male   Paler individual
  Barn Owl   Tyto alba   Tail   Adult   Female   Darker individual
  Barn Owl   Tyto alba   Primaries   Adult   Female   Darker individual
  Barn Owl   Tyto alba   Secondaries   Adult   Female   Darker individual
  Barn Owl   Tyto alba   Tail   Adult   Female  
  Barn Owl   Tyto alba   Primaries   Adult   Female  
  Barn Owl   Tyto alba   Secondaries   Adult   Female  
  Barn Swallow   Hirundo rustica   Tail   Adult   Male   Black background
  Barn Swallow   Hirundo rustica   Tail   Adult   Male   Blue background
  Barn Swallow   Hirundo rustica   Primaries   Adult   Male  
  Barn Swallow   Hirundo rustica   Secondaries   Adult   Male  
  Barred Owl   Strix varia   Tail   Adult   Female  
  Barred Owl   Strix varia   Primaries   Adult   Female  
  Barred Owl   Strix varia   Secondaries   Adult   Female  
  Barrows Goldeneye   Bucephala islandica   Primaries   Adult   Male  
  Barrows Goldeneye   Bucephala islandica   Secondaries   Adult   Male  
  Barrows Goldeneye   Bucephala islandica   Tail   Adult   Male  
  Bay-breasted Warbler   Setophaga castanca   Tail   Adult   Male  
  Bay-breasted Warbler   Setophaga castanca   Primaries   Adult   Male  
  Bay-breasted Warbler   Setophaga castanca   Secondaries   Adult   Male  
  Belted Kingfisher   Megaceryle alcyon   Primaries   Juvenile   Female  
  Belted Kingfisher   Megaceryle alcyon   Secondaries   Juvenile   Female  
  Belted Kingfisher   Megaceryle alcyon   Tail   Juvenile   Female  
  Bewicks Wren   Thryomanes bewickii   Tail   Adult   Female   Black background
  Bewicks Wren   Thryomanes bewickii   Tail   Adult   Female   Blue background
  Bewicks Wren   Thryomanes bewickii   Primaries   Adult   Female   Black background
  Bewicks Wren   Thryomanes bewickii   Primaries   Adult   Female   Blue background
  Bewicks Wren   Thryomanes bewickii   Secondaries   Adult   Female   Black background
  Bewicks Wren   Thryomanes bewickii   Secondaries   Adult   Female   Blue background
  Black Phoebe   Sayornis nigricans   Primaries   Juvenile   Female  
  Black Phoebe   Sayornis nigricans   Tail   Juvenile   Female  
  Black Phoebe   Sayornis nigricans   Secondaries   Juvenile   Female  
  Black Scoter   Melanitta americana   Primaries   Adult   Male   Black background
  Black Scoter   Melanitta americana   Primaries   Adult   Male   Blue background
  Black Scoter   Melanitta americana   Secondaries   Adult   Male   Black background
  Black Scoter   Melanitta americana   Secondaries   Adult   Male   Blue background
  Black Scoter   Melanitta americana   Tail   Adult   Male   Black background
  Black Scoter   Melanitta americana   Tail   Adult   Male   Blue background
  Black Tern   Chlidonias niger   Tail   Juvenile   Unknown   Black background
  Black Tern   Chlidonias niger   Tail   Juvenile   Unknown   Blue background
  Black Tern   Chlidonias niger   Primaries   Juvenile   Unknown   Black background
  Black Tern   Chlidonias niger   Primaries   Juvenile   Unknown   Blue background
  Black Tern   Chlidonias niger   Secondaries   Juvenile   Unknown   Black background
  Black Tern   Chlidonias niger   Secondaries   Juvenile   Unknown   Blue background
  Black Vulture   Coragyps atratus   Primaries   Adult   Female  
  Black Vulture   Coragyps atratus   Primaries   Adult   Female   Ventral view
  Black Vulture   Coragyps atratus   Secondaries   Adult   Female  
  Black Vulture   Coragyps atratus   Secondaries   Adult   Female   Ventral view
  Black Vulture   Coragyps atratus   Tail   Adult   Female  
  Black-and-white Warbler   Mniotilta varia   Tail   Adult   Male  
  Black-and-white Warbler   Mniotilta varia   Primaries   Adult   Male  
  Black-and-white Warbler   Mniotilta varia   Secondaries   Adult   Male  
  Black-bellied Plover   Pluvialis squatarola   Tail   Adult   Male   Non-breeding plumage--black background
  Black-bellied Plover   Pluvialis squatarola   Tail   Adult   Male   Non-breeding plumage--blue background
  Black-bellied Plover   Pluvialis squatarola   Primaries   Adult   Male   Non-breeding plumage
  Black-bellied Plover   Pluvialis squatarola   Secondaries   Adult   Male   Non-breeding plumage--black background
  Black-bellied Plover   Pluvialis squatarola   Secondaries   Adult   Male   Non-breeding plumage--blue background
  Black-bellied Whistling-Duck   Dendrocygna autumnalis   Tail   Adult   Male   Black Background
  Black-bellied Whistling-Duck   Dendrocygna autumnalis   Tail   Adult   Male   Blue Background
  Black-bellied Whistling-Duck   Dendrocygna autumnalis   Wing   Adult   Female  
  Black-billed Cuckoo   Coccyzus erythropthalmus   Tail   Adult   Unknown  
  Black-billed Cuckoo   Coccyzus erythropthalmus   Wing   Adult   Unknown  
  Black-billed Magpie   Pica hudsonia   Primaries   Adult   Unknown  
  Black-billed Magpie   Pica hudsonia   Secondaries   Adult   Unknown  
  Black-billed Magpie   Pica hudsonia   Tail   Adult   Unknown  
  Black-capped Chickadee   Poecile atricapilla   Tail   Adult   Unknown  
  Black-capped Chickadee   Poecile atricapilla   Primaries   Adult   Unknown  
  Black-capped Chickadee   Poecile atricapilla   Secondaries   Adult   Unknown  
  Black-crowned Night-Heron   Nycticorax nycticorax   Tail   Juvenile   Male  
  Black-crowned Night-Heron   Nycticorax nycticorax   Primaries   Juvenile   Male  
  Black-crowned Night-Heron   Nycticorax nycticorax   Secondaries   Juvenile   Male  
  Black-crowned Night-Heron   Nycticorax nycticorax   Tail   Adult   Male  
  Black-crowned Night-Heron   Nycticorax nycticorax   Wing   Adult   Male  
  Black-headed Grosbeak   Pheucticus melanocephalus   Tail   Juvenile   Male  
  Black-headed Grosbeak   Pheucticus melanocephalus   Primaries   Juvenile   Male  
  Black-headed Grosbeak   Pheucticus melanocephalus   Secondaries   Juvenile   Male  
  Black-headed Grosbeak   Pheucticus melanocephalus   Tail   Juvenile   Female  
  Black-headed Grosbeak   Pheucticus melanocephalus   Primaries   Juvenile   Female  
  Black-headed Grosbeak   Pheucticus melanocephalus   Secondaries   Juvenile   Female  
  Black-headed Grosbeak   Pheucticus melanocephalus   Tail   Adult   Male   Black background
  Black-headed Grosbeak   Pheucticus melanocephalus   Secondaries   Adult   Male   Blue background
  Black-headed Grosbeak   Pheucticus melanocephalus   Primaries   Adult   Male   Black background
  Black-headed Grosbeak   Pheucticus melanocephalus   Primaries   Adult   Male   Blue background
  Black-headed Grosbeak   Pheucticus melanocephalus   Tail   Adult   Male   Blue background
  Black-headed Grosbeak   Pheucticus melanocephalus   Secondaries   Adult   Male   Black background
  Black-legged Kittiwake   Rissa tridactyla   Tail   Adult   Male  
  Black-legged Kittiwake   Rissa tridactyla   Primaries   Adult   Male  
  Black-legged Kittiwake   Rissa tridactyla   Secondaries   Adult   Male  
  Black-legged Kittiwake   Rissa tridactyla   Tail   Juvenile   Unknown  
  Black-legged Kittiwake   Rissa tridactyla   Primaries   Juvenile   Unknown  
  Black-legged Kittiwake   Rissa tridactyla   Secondaries   Juvenile   Unknown  
  Black-necked Stilt   Himantopus mexicanus   Tail   Adult   Male  
  Black-necked Stilt   Himantopus mexicanus   Primaries   Adult   Male  
  Black-necked Stilt   Himantopus mexicanus   Secondaries   Adult   Male  
  Black-throated Blue Warbler   Setophaga caerulescens   Tail   Juvenile   Male  
  Black-throated Blue Warbler   Setophaga caerulescens   Primaries   Juvenile   Male  
  Black-throated Blue Warbler   Setophaga caerulescens   Secondaries   Juvenile   Male  
  Black-throated Blue Warbler   Setophaga caerulescens   Tail   Juvenile   Female  
  Black-throated Blue Warbler   Setophaga caerulescens   Primaries   Juvenile   Female   Black background
  Black-throated Blue Warbler   Setophaga caerulescens   Primaries   Juvenile   Female   Blue background
  Black-throated Blue Warbler   Setophaga caerulescens   Secondaries   Juvenile   Female  
  Black-throated Green Warbler   Setophaga virens   Tail   Adult   Male   Black background
  Black-throated Green Warbler   Setophaga virens   Tail   Adult   Male   Blue background
  Black-throated Green Warbler   Setophaga virens   Primaries   Adult   Male  
  Black-throated Green Warbler   Setophaga virens   Secondaries   Adult   Male  
  Black-throated Sparrow   Amphispiza bilineata   Tail   Juvenile   Unknown  
  Black-throated Sparrow   Amphispiza bilineata   Primaries   Juvenile   Unknown  
  Black-throated Sparrow   Amphispiza bilineata   Secondaries   Juvenile   Unknown  
  Blackburnian Warbler   Setophaga fusca   Tail   Juvenile   Male  
  Blackburnian Warbler   Setophaga fusca   Primaries   Juvenile   Male   Black background
  Blackburnian Warbler   Setophaga fusca   Primaries   Juvenile   Male   Blue background
  Blackburnian Warbler   Setophaga fusca   Secondaries   Juvenile   Male  
  Blackpoll Warbler   Setophaga striata   Tail   Juvenile   Unknown   Nonbreeding plumage--black background
  Blackpoll Warbler   Setophaga striata   Tail   Juvenile   Unknown   Nonbreeding plumage--blue background
  Blackpoll Warbler   Setophaga striata   Primaries   Juvenile   Unknown   Nonbreeding plumage
  Blackpoll Warbler   Setophaga striata   Secondaries   Juvenile   Unknown   Nonbreeding plumage--black background
  Blackpoll Warbler   Setophaga striata   Secondaries   Juvenile   Unknown   Nonbreeding plumage--blue background
  Blue Grosbeak   Passerina caerulea   Primaries   Adult   Male  
  Blue Grosbeak   Passerina caerulea   Tail   Adult   Male  
  Blue Grosbeak   Passerina caerulea   Secondaries   Adult   Male  
  Blue Jay   Cyanocitta cristata   Tail   Adult   Male  
  Blue Jay   Cyanocitta cristata   Primaries   Adult   Male  
  Blue Jay   Cyanocitta cristata   Secondaries   Adult   Male  
  Blue-gray Gnatcatcher   Polioptila caerulea   Tail   Unknown   Female  
  Blue-gray Gnatcatcher   Polioptila caerulea   Primaries   Unknown   Female  
  Blue-gray Gnatcatcher   Polioptila caerulea   Secondaries   Unknown   Female  
  Blue-winged Teal   Spatula discors   Primaries   Adult   Female  
  Blue-winged Teal   Spatula discors   Secondaries   Adult   Female  
  Blue-winged Teal   Spatula discors   Tail   Adult   Female  
  Blue-winged Teal   Spatula discors   Other   Adult   Male  
  Blue-winged Teal   Spatula discors   Tail   Adult   Male  
  Blue-winged Teal   Spatula discors   Primaries   Adult   Male   Black background
  Blue-winged Teal   Spatula discors   Primaries   Adult   Male   Blue background
  Blue-winged Teal   Spatula discors   Secondaries   Adult   Male   Black background
  Blue-winged Teal   Spatula discors   Secondaries   Adult   Male   Blue background
  Boat-tailed Grackle   Quiscalus major   Tail   Adult   Male  
  Boat-tailed Grackle   Quiscalus major   Primaries   Adult   Male  
  Boat-tailed Grackle   Quiscalus major   Secondaries   Adult   Male  
  Bobolink   Dolichonyx oryzivorus   Tail   Adult   Male   Breeding plumage
  Bobolink   Dolichonyx oryzivorus   Primaries   Adult   Male   Breeding plumage
  Bobolink   Dolichonyx oryzivorus   Secondaries   Adult   Male   Breeding plumage
  Bohemian Waxwing   Bombycilla garrulus   Tail   Adult   Male  
  Bohemian Waxwing   Bombycilla garrulus   Primaries   Adult   Male  
  Bohemian Waxwing   Bombycilla garrulus   Secondaries   Adult   Male  
  Bonapartes Gull   Chroicocephalus philadelphia   Tail   Adult   Female  
  Bonapartes Gull   Chroicocephalus philadelphia   Primaries   Adult   Female  
  Bonapartes Gull   Chroicocephalus philadelphia   Secondaries   Adult   Female  
  Boreal Owl   Aegolius funereus   Primaries   Adult   Unknown  
  Boreal Owl   Aegolius funereus   Secondaries   Adult   Unknown  
  Boreal Owl   Aegolius funereus   Tail   Adult   Unknown  
  Brandts Cormorant   Phalacrocorax pencillatus   Tail   Adult   Male   Black background
  Brandts Cormorant   Phalacrocorax pencillatus   Tail   Adult   Male   Blue background
  Brandts Cormorant   Phalacrocorax pencillatus   Primaries   Adult   Male   Black background
  Brandts Cormorant   Phalacrocorax pencillatus   Primaries   Adult   Male   Blue background
  Brandts Cormorant   Phalacrocorax pencillatus   Secondaries   Adult   Male   Black background
  Brandts Cormorant   Phalacrocorax pencillatus   Secondaries   Adult   Male   Blue background
  Brant   Branta bernicla   Tail   Adult   Female   Subsp. nigricans (Blue background)
  Brant   Branta bernicla   Tail   Adult   Female   Subsp. nigricans (black background)
  Brant   Branta bernicla   Tail   Juvenile   Male   Subsp. nigricans (Blue background)
  Brant   Branta bernicla   Tail   Juvenile   Male   Subsp. nigricans (Black background)
  Brant   Branta bernicla   Primaries   Juvenile   Male   Subsp. nigricans
  Brant   Branta bernicla   Secondaries   Juvenile   Male   Subsp. nigricans
  Bristle-thighed Curlew   Numenius tahitiensis   Tail   Adult   Unknown  
  Bristle-thighed Curlew   Numenius tahitiensis   Primaries   Adult   Unknown  
  Bristle-thighed Curlew   Numenius tahitiensis   Secondaries   Adult   Unknown  
  Broad-winged Hawk   Buteo platypterus   Primaries   Juvenile   Male   Black background
  Broad-winged Hawk   Buteo platypterus   Primaries   Juvenile   Male   Blue background
  Broad-winged Hawk   Buteo platypterus   Secondaries   Juvenile   Male   Black background
  Broad-winged Hawk   Buteo platypterus   Secondaries   Juvenile   Male   Blue background
  Broad-winged Hawk   Buteo platypterus   Tail   Adult   Unknown  
  Broad-winged Hawk   Buteo platypterus   Tail   Juvenile   Male  
  Brown Booby   Sula leucogaster   Tail   Adult   Female   Black background
  Brown Booby   Sula leucogaster   Tail   Adult   Female   Blue background
  Brown Booby   Sula leucogaster   Primaries   Adult   Female   Black background
  Brown Booby   Sula leucogaster   Primaries   Adult   Female   Blue background
  Brown Booby   Sula leucogaster   Secondaries   Adult   Female   Black background
  Brown Booby   Sula leucogaster   Secondaries   Adult   Female   Blue background
  Brown Creeper   Certhia americana   Tail   Juvenile   Unknown  
  Brown Creeper   Certhia americana   Primaries   Juvenile   Unknown  
  Brown Creeper   Certhia americana   Secondaries   Juvenile   Unknown  
  Brown Noddy   Anous stolidus   Tail   Adult   Unknown  
  Brown Noddy   Anous stolidus   Primaries   Adult   Unknown  
  Brown Noddy   Anous stolidus   Secondaries   Audlt   Unknown  
  Brown Pelican   Pelecanus occidentalis   Primaries   Adult   Unknown  
  Brown Pelican   Pelecanus occidentalis   Secondaries   Adult   Unknown  
  Brown Pelican   Pelecanus occidentalis   Tail   Adult   Unknown  
  Brown Thrasher   Toxostoma rufum   Tail   Adult   Female  
  Brown Thrasher   Toxostoma rufum   Primaries   Adult   Female  
  Brown Thrasher   Toxostoma rufum   Secondaries   Adult   Female  
  Brown-headed Cowbird   Molothrus ater   Tail   Adult   Female  
  Brown-headed Cowbird   Molothrus ater   Primaries   Adult   Female  
  Brown-headed Cowbird   Molothrus ater   Secondaries   Adult   Female  
  Bufflehead   Bucephala albeola   Primaries   Adult   Male  
  Bufflehead   Bucephala albeola   Secondaries   Adult   Male  
  Bufflehead   Bucephala albeola   Tail   Adult   Male  
  Bullocks Oriole   Icterus bullockii   Tail   Juvenile   Male  
  Bullocks Oriole   Icterus bullockii   Primaries   Juvenile   Male  
  Bullocks Oriole   Icterus bullockii   Secondaries   Juvenile   Male  
  Bullocks Oriole   Icterus bullockii   Tail   Adult   Male  
  Bullocks Oriole   Icterus bullockii   Primaries   Adult   Male  
  Bullocks Oriole   Icterus bullockii   Secondaries   Adult   Male  
  Burrowing Owl   Athene cunicularia   Tail   Adult   Male  
  Burrowing Owl   Athene cunicularia   Primaries   Adult   Male  
  Burrowing Owl   Athene cunicularia   Secondaries   Adult   Male  
  Bushtit   Psaltriparus minimus   Tail   Unknown   Female   Black background
  Bushtit   Psaltriparus minimus   Tail   Unknown   Female   Blue background
  Bushtit   Psaltriparus minimus   Primaries   Unknown   Female   Black background
  Bushtit   Psaltriparus minimus   Primaries   Unknown   Female   Blue background
  Bushtit   Psaltriparus minimus   Secondaries   Unknown   Female  
  Cackling Goose   Branta hutchinsii   Primaries   Adult   Female  
  Cackling Goose   Branta hutchinsii   Secondaries   Adult   Female   Black background
  Cackling Goose   Branta hutchinsii   Secondaries   Adult   Female   Blue background
  Cackling Goose   Branta hutchinsii   Tail   Adult   Female   black background
  Cackling Goose   Branta hutchinsii   Tail   Adult   Female   blue background
  Cactus Wren   Campylorhynchus brunneicapillus   Tail   Adult   Unknown  
  Cactus Wren   Campylorhynchus brunneicapillus   Primaries   Adult   Unknown  
  Cactus Wren   Campylorhynchus brunneicapillus   Secondaries   Adult   Unknown  
  California Condor   Gymnogyps californianus   Primaries   Adult   Male   length of flattened feathers--black background
  California Condor   Gymnogyps californianus   Primaries   Adult   Male   length of flattened feathers--blue background
  California Condor   Gymnogyps californianus   Secondaries   Adult   Male   Black background
  California Condor   Gymnogyps californianus   Secondaries   Adult   Male   Blue background
  California Condor   Gymnogyps californianus   Secondaries   Adult   Male   Black background
  California Condor   Gymnogyps californianus   Secondaries   Adult   Male   Blue background
  California Condor   Gymnogyps californianus   Tail   Adult   Male   Black background
  California Condor   Gymnogyps californianus   Tail   Adult   Male   Blue background
  California gull   Larus californicus   Tail   Juvenile   Male   First summer
  California Gull   Larus californicus   Primaries   Juvenile   Male   First summer
  California gull   Larus californicus   Secondaries   Juvenile   Male   First summer
  California Gull   Larus californicus   Tail   Adult   Male  
  California Gull   Larus californicus   Primaries   Adult   Male   Black background
  California Gull   Larus californicus   Primaries   Adult   Male   Blue background
  California Gull   Larus californicus   Secondaries   Adult   Male  
  California Quail   Callipepla californica   Tail   Adult   Male  
  California Quail   Callipepla californica   Wing   Adult   Male  
  California Scrub-Jay   Aphelocoma californica   Primaries   Adult   Female  
  California Scrub-Jay   Aphelocoma californica   Tail   Adult   Female  
  California Scrub-Jay   Aphelocoma californica   Secondaries   Adult   Female  
  California Towhee   Melozone crissalis   Tail   Adult   Unknown   Black background
  California Towhee   Melozone crissalis   Tail   Adult   Unknown   Blue background
  California Towhee   Melozone crissalis   Primaries   Adult   Unknown   Black background
  California Towhee   Melozone crissalis   Primaries   Adult   Unknown   Blue background
  California Towhee   Melozone crissalis   Secondaries   Adult   Unknown   Black background
  California Towhee   Melozone crissalis   Secondaries   Adult   Unknown   Blue background
  Calliope Hummingbird   Selasphorus calliope   Tail   Juvenile   Male  
  Calliope Hummingbird   Selasphorus calliope   Primaries   Juvenile   Male  
  Calliope Hummingbird   Selasphorus calliope   Secondaries   Juvenile   Male  
  Canada Goose   Branta canadensis   Primaries   Adult   Unknown   Subsp. occidentalis
  Canada Goose   Branta canadensis   Secondaries   Audlt   Unknown   Subsp. occidentalis (black background)
  Canada Goose   Branta canadensis   Secondaries   Adult   Unknown   Subsp. occidentalis (blue background)
  Canada Goose   Branta canadensis   Tail   Adult   Unknown   Subsp. occidentalis (black background)
  Canada Goose   Branta canadensis   Tail   Adult   Unknown   Subsp. occidentalis (blue background)
  Canada Goose   Branta canadensis   Wing   Adult   Unknown   Subsp. occidentalis (blue background)
  Canada Jay   Perisoreus canadensis   Tail   Juvenile   Unknown  
  Canada Jay   Perisoreus canadensis   Secondaries   Juvenile   Unknown  
  Canada Jay   Perisoreus canadensis   Primaries   Juvenile   Unknown  
  Canada Warbler   Cardinella canadensis   Tail   Adult   Female  
  Canada Warbler   Cardinella canadensis   Primaries   Adult   Female  
  Canada Warbler   Cardinella canadensis   Secondaries   Adult   Female  
  Canvasback   Aythya valisineria   Primaries   Adult   Female  
  Canvasback   Aythya valisineria   Secondaries   Adult   Female  
  Canvasback   Aythya valisineria   Tail   Adult   Female  
  Canvasback   Aythya valisineria   Tail   Adult   Male  
  Canvasback   Aythya valisineria   Primaries   Adult   Male  
  Canvasback   Aythya valisineria   Secondaries   Adult   Male  
  Canyon Towhee   Melozone fusca   Tail   Adult   Unknown  
  Canyon Towhee   Melozone fusca   Primaries   Adult   Unknown  
  Canyon Towhee   Melozone fusca   Secondaries   Adult   Unknown  
  Cape May Warbler   Setophaga tigrina   Tail   Juvenile   Male  
  Cape May Warbler   Setophaga tigrina   Primaries   Juvenile   Male  
  Cape May Warbler   Setophaga tigrina   Secondaries   Juvenile   Male  
  Carolina Wren   Thryothorus ludovicianus   Tail   Adult   Male   black background
  Carolina Wren   Thryothorus ludovicianus   Tail   Adult   Male   blue background
  Carolina Wren   Thryothorus ludovicianus   Primaries   Adult   Male   black background
  Carolina Wren   Thryothorus ludovicianus   Primaries   Adult   Male   blue background
  Carolina Wren   Thryothorus ludovicianus   Secondaries   Adult   Male  
  Caspian Tern   Hydroprogne caspia   Primaries   Adult   Unknown  
  Caspian Tern   Hydroprogne caspia   Secondaries   Adult   Unknown  
  Caspian Tern   Hydroprogne caspia   Tail   Adult   Unknown  
  Cassins Auklet   Ptychoramphus aleuticus   Tail   Juvenile   Female  
  Cassins Auklet   Ptychoramphus aleuticus   Primaries   Juvenile   Female   Black background
  Cassins Auklet   Ptychoramphus aleuticus   Primaries   Juvenile   Female   Blue background
  Cassins Auklet   Ptychoramphus aleuticus   Secondaries   Juvenile   Female  
  Cassins Finch   Haemorhous cassinii   Tail   Adult   Male  
  Cassins Finch   Haemorhous cassinii   Primaries   Adult   Male  
  Cassins Finch   Haemorhous cassinii   Secondaries   Adult   Male  
  Cattle Egret   Bubulcus ibis   Tail   Adult   Male  
  Cattle Egret   Bubulcus ibis   Primaries   Adult   Male  
  Cattle Egret   Bubulcus ibis   Secondaries   Adult   Male  
  Cedar Waxwing   Bombycilla cedrorum   Tail   Adult   Male  
  Cedar Waxwing   Bombycilla cedrorum   Primaries   Adult   Male  
  Cedar Waxwing   Bombycilla cedrorum   Secondaries   Adult   Male  
  Chestnut-backed Chickadee   Poecile rufescens   Tail   Juvenile   Male  
  Chestnut-backed Chickadee   Poecile rufescens   Primaries   Juvenile   Male  
  Chestnut-backed Chickadee   Poecile rufescens   Secondaries   Juvenile   Male  
  Chestnut-sided Warbler   Setophaga pensylvanica   Tail   Adult   Female  
  Chestnut-sided Warbler   Setophaga pensylvanica   Primaries   Adult   Female  
  Chestnut-sided Warbler   Setophaga pensylvanica   Secondaries   Adult   Female  
  Chihuahuan Raven   Corvus cryptoleucus   Primaries   Adult   Female  
  Chihuahuan Raven   Corvus cryptoleucus   Tail   Adult   Female  
  Chihuahuan Raven   Corvus cryptoleucus   Primaries   Adult   Female  
  Chihuahuan Raven   Corvus cryptoleucus   Secondaries   Adult   Female  
  Chimney Swift   Chaetura pelagica   Tail   Adult   Female  
  Chimney Swift   Chaetura pelagica   Primaries   Adult   Female  
  Chimney Swift   Chaetura pelagica   Secondaries   Adult   Female  
  Chipping Sparrow   Spizella passerina   Tail   Adult   Unknown  
  Chipping Sparrow   Spizella passerina   Primaries   Adult   Unknown  
  Chipping Sparrow   Spizella passerina   Secondaries   Adult   Unknown  
  Chuck-wills-widow   Antrostomus carolinensis   Tail   Adult   Female  
  Chuck-wills-widow   Antrostomus carolinensis   Primaries   Adult   Female  
  Chuck-wills-widow   Antrostomus carolinensis   Secondaries   Adult   Female  
  Chuck-wills-widow   Antrostomus carolinensis   Wing   Adult   Male  
  Chuck-wills-widow   Antrostomus carolinensis   Tail   Adult   Male  
  Chukar   Alectoris chukar   Tail   Juvenile   Female  
  Chukar   Alectoris chukar   Wing   Juvenile   Female  
  Chukar   Alectoris chukar   Tail   Adult   Female  
  Chukar   Alectoris chukar   Primaries   Adult   Female  
  Chukar   Alectoris chukar   Secondaries   Adult   Female  
  Cinnamon Teal   Spatula cyanoptera   Primaries   Adult   Male  
  Cinnamon Teal   Spatula cyanoptera   Tail   Adult   Male  
  Cinnamon Teal   Spatula cyanoptera   Secondaries   Adult   Male  
  Clapper Rail   Rallus crepitans   Tail   Juvenile   Male   Dull-plumaged
  Clapper Rail   Rallus crepitans   Primaries   Juvenile   Male   Dull-plumaged
  Clapper Rail   Rallus crepitans   Secondaries   Juvenile   Male   Dull-plumaged
  Cliff Swallow   Petrochelidon pyrrhonota   Tail   Juvenile   Unknown  
  Cliff Swallow   Petrochelidon pyrrhonota   Primaries   Juvenile   Unknown  
  Cliff Swallow   Petrochelidon pyrrhonota   Secondaries   Juvenile   Unknown  
  Cliff Swallow   Petrochelidon pyrrhonota   Tail   Adult   Unknown  
  Cliff Swallow   Petrochelidon pyrrhonota   Primaries   Adult   Unknown  
  Cliff Swallow   Petrochelidon pyrrhonota   Secondaries   Adult   Unknown  
  Common Eider   Somateria mollissima   Primaries   Adult   Female   Black background
  Common Eider   Somateria mollissima   Primaries   Adult   Female   Blue background
  Common Eider   Somateria mollissima   Secondaries   Adult   Female  
  Common Eider   Somateria mollissima   Tail   Adult   Female  
  Common Eider   Somateria mollissima   Primaries   Adult   Male   Black background
  Common Eider   Somateria mollissima   Primaries   Adult   Male   Blue Background
  Common Eider   Somateria mollissima   Secondaries   Adult   Male  
  Common Eider   Somateria mollissima   Tail   Adult   Male  
  Common Gallinule   Gallinula chloropus   Tail   Adult   Male   Black background
  Common Gallinule   Gallinula chloropus   Tail   Adult   Male   Blue background
  Common Gallinule   Gallinula chloropus   Primaries   Adult   Male   Black background
  Common Gallinule   Gallinula chloropus   Primaries   Adult   Male   Blue background
  Common Gallinule   Gallinula chloropus   Secondaries   Adult   Male  
  Common Goldeneye   Bucephala clangula   Primaries   Adult   Female  
  Common Goldeneye   Bucephala clangula   Secondaries   Adult   Female  
  Common Goldeneye   Bucephala clangula   Primaries   Adult   Male  
  Common Goldeneye   Bucephala clangula   Tail   Adult   Male  
  Common Goldeneye   Bucephala clangula   Secondaries   Adult   Male  
  Common Grackle   Quiscalus quiscula   Tail   Adult   Female   Black background
  Common Grackle   Quiscalus quiscula   Tail   Adult   Female   Blue background
  Common Grackle   Quiscalus quiscula   Primaries   Adult   Female   Black background
  Common Grackle   Quiscalus quiscula   Primaries   Adult   Female   Blue background
  Common Grackle   Quiscalus quiscula   Secondaries   Adult   Female   Black background
  Common Grackle   Quiscalus quiscula   Secondaries   Adult   Female   Blue background
  Common Grackle   Quiscalus quiscula   Tail   Adult   Male   Black background
  Common Grackle   Quiscalus quiscula   Tail   Adult   Male   Blue background
  Common Grackle   Quiscalus quiscula   Primaries   Adult   Male  
  Common Grackle   Quiscalus quiscula   Secondaries   Adult   Male   Black background
  Common Grackle   Quiscalus quiscula   Secondaries   Adult   Male   Blue background
  Common Ground-Dove   Columbina passerina   Tail   Adult   Female  
  Common Ground-Dove   Columbina passerina   Wing   Adult   Female  
  Common Loon   Gavia immer   Tail   Adult   Male  
  Common Loon   Gavia immer   Primaries   Adult   Male  
  Common Loon   Gavia immer   Secondaries   Adult   Male  
  Common Loon   Gavia immer   Other   Adult   Male   scapulars and coverts
  Common Merganser   Mergus merganser   Primaries   Unknown   Female  
  Common Merganser   Mergus merganser   Secondaries   Unknown   Female  
  Common Merganser   Mergus merganser   Primaries   Adult   Male  
  Common Merganser   Mergus merganser   Secondaries   Adult   Male  
  Common Merganser   Mergus merganser   Tail   Adult   Male  
  Common Murre   Uria aalge   Tail   Juvenile   Female  
  Common Murre   Uria aalge   Primaries   Juvenile   Female  
  Common Murre   Uria aalge   Secondaries   Juvenile   Female  
  Common Murre   Uria aalge   Tail   Adult   Male  
  Common Murre   Uria aalge   Primaries   Adult   Male  
  Common Murre   Uria aalge   Secondaries   Adult   Male  
  Common Nighthawk   Chordeiles minor   Tail   Adult   Female  
  Common Nighthawk   Chordeiles minor   Wing   Adult   Female  
  Common Nighthawk   Chordeiles minor   Tail   Adult   Male  
  Common Nighthawk   Chordeiles minor   Wing   Adult   Male  
  Common Poorwill   Phalaenoptilus nuttallii   Tail   Adult   Female  
  Common Poorwill   Phalaenoptilus nuttallii   Tail   Unknown   Male  
  Common Poorwill   Phalaenoptilus nuttallii   Wing   Unknown   Male  
  Common Poorwill   Phalaenoptilus nuttallii   Wing   Adult   Female  
  Common Raven   Corvus corax   Primaries   Adult   Male  
  Common Raven   Corvus corax   Secondaries   Adult   Male  
  Common Raven   Corvus corax   Tail   Adult   Male  
  Common Redpoll   Acanthis flammea   Primaries   Adult   Female  
  Common Redpoll   Acanthis flammea   Secondaries   Adult   Female  
  Common Redpoll   Acanthis flammea   Tail   Adult   Female  
  Common Tern   Sterna hirundo   Tail   Adult   Female   Black background
  Common Tern   Sterna hirundo   Tail   Adult   Female   Blue background
  Common Tern   Sterna hirundo   Primaries   Adult   Female   Black background
  Common Tern   Sterna hirundo   Primaries   Adult   Female   Blue background
  Common Tern   Sterna hirundo   Secondaries   Adult   Female  
  Common Yellowthroat   Geothlypis trichas   Tail   Juvenile   Male  
  Common Yellowthroat   Geothlypis trichas   Primaries   Juvenile   Male  
  Common Yellowthroat   Geothlypis trichas   Secondaries   Juvenile   Male  
  Connecticut Warbler   Oporonis agilis   Tail   Adult   Female  
  Connecticut Warbler   Oporonis agilis   Primaries   Adult   Female  
  Connecticut Warbler   Oporonis agilis        
  Connecticut Warbler   Oporonis agilis   Secondaries   Adult   Female  
  Coopers Hawk   Accipiter cooperii   Primaries   Adult   Female  
  Coopers Hawk   Accipiter cooperii   Secondaries   Adult   Female  
  Coopers Hawk   Accipiter cooperii   Primaries   Juvenile   Unknown  
  Coopers Hawk   Accipiter cooperii   Secondaries   Juvenile   Unknown  
  Coopers Hawk   Accipiter cooperii   Tail   Adult   Female  
  Coopers Hawk   Accipiter cooperii   Tail   Juvenile   Unknown  
  Crested Auklet   Aethia cristatella   Tail   Adult   Female   Black background
  Crested Auklet   Aethia cristatella   Tail   Adult   Female   Blue background
  Crested Auklet   Aethia cristatella   Primaries   Adult   Female   Black background
  Crested Auklet   Aethia cristatella   Primaries   Adult   Female   Blue background
  Crested Auklet   Aethia cristatella   Secondaries   Adult   Female   Blue background
  Crested Auklet   Aethia cristatella   Secondaries   Adult   Female   Black background
  Crested Caracara   Caracara cheriway   Tail   Juvenile   Female  
  Crested Caracara   Caracara cheriway   Primaries   Juvenile   Female   Black background
  Crested Caracara   Caracara cheriway   Primaries   Juvenile   Female   Blue background
  Crested Caracara   Caracara cheriway   Secondaries   Juvenile   Female  
  Crested Caracara   Caracara cheriway   Tail   Adult   Female   Black background
  Crested Caracara   Caracara cheriway   Tail   Adult   Female   Blue background
  Crested Caracara   Caracara cheriway   Primaries   Adult   Female   Black background
  Crested Caracara   Caracara cheriway   Primaries   Adult   Female   Blue background
  Crested Caracara   Caracara cheriway   Secondaries   Adult   Female   Black background
  Crested Caracara   Caracara cheriway   Secondaries   Adult   Female   Blue background
  Dark-eyed Junco   Junco hyemalis   Tail   Juvenile   Female   "Oregon" group
  Dark-eyed Junco   Junco hyemalis   Primaries   Juvenile   Female   "Oregon" group
  Dark-eyed Junco   Junco hyemalis   Secondaries   Juvenile   Female   "Oregon" group
  Dark-eyed Junco   Junco hyemalis   Tail   Adult   Female   "Slate-colored" group
  Dark-eyed Junco   Junco hyemalis   Primaries   Adult   Female   "Slate-colored" group (black background)
  Dark-eyed Junco   Junco hyemalis   Primaries   Adult   Female   "Slate-colored" group (blue background)
  Dark-eyed Junco   Junco hyemalis   Secondaries   Adult   Female   "Slate-colored" group
  Double-crested Cormorant   Phalacrocorax auritus   Tail   Adult   Female   Black background
  Double-crested Cormorant   Phalacrocorax auritus   Tail   Adult   Female   Blue background
  Double-crested Cormorant   Phalacrocorax auritus   Primaries   Adult   Female   Black background
  Double-crested Cormorant   Phalacrocorax auritus   Primaries   Adult   Female   Blue background
  Double-crested Cormorant   Phalacrocorax auritus   Secondaries   Adult   Female  
  Downy Woodpecker   Dryobates pubescens   Tail   Adult   Male  
  Downy Woodpecker   Dryobates pubescens   Primaries   Adult   Male  
  Downy Woodpecker   Dryobates pubescens   Secondaries   Adult   Male  
  Dusky Grouse   Dendragapus obscurus   Tail   Adult   Female   Black background
  Dusky Grouse   Dendragapus obscurus   Tail   Adult   Female   Blue background
  Dusky Grouse   Dendragapus obscurus   Primaries   Adult   Female  
  Dusky Grouse   Dendragapus obscurus   Secondaries   Adult   Female  
  Dusky Grouse   Dendragapus obscurus   Tail   Adult   Male   Black background
  Dusky Grouse   Dendragapus obscurus   Tail   Adult   Male   Blue background
  Dusky Grouse   Dendragapus obscurus   Primaries   Adult   Male  
  Dusky Grouse   Dendragapus obscurus   Secondaries   Adult   Male  
  Eared Grebe   Podiceps nigricollis   Primaries   Unknown   Male  
  Eared Grebe   Podiceps nigricollis   Secondaries   Unknown   Male  
  Eastern Bluebird   Sialia sialis   Tail   Adult   Female  
  Eastern Bluebird   Sialia sialis   Primaries   Adult   Female  
  Eastern Bluebird   Sialia sialis   Secondaries   Adult   Female  
  Eastern Bluebird   Sialia sialis   Tail   Adult   Male  
  Eastern Bluebird   Sialia sialis   Primaries   Adult   Male  
  Eastern Bluebird   Sialia sialis   Secondaries   Adult   Male  
  Eastern Kingbird   Tyrannus tyrannus   Tail   Juvenile   Unknown  
  Eastern Kingbird   Tyrannus tyrannus   Primaries   Juvenile   Unknown  
  Eastern Kingbird   Tyrannus tyrannus   Secondaries   Juvenile   Unknown  
  Eastern Phoebe   Sayornis phoebe   Tail   Adult   Unknown   Black background
  Eastern Phoebe   Sayornis phoebe   Tail   Adult   Unknown   Blue background
  Eastern Phoebe   Sayornis phoebe   Primaries   Adult   Unknown  
  Eastern Phoebe   Sayornis phoebe   Secondaries   Adult   Unknown  
  Eastern Screech-Owl   Megascops asio   Primaries   Adult   Unknown   Red morph
  Eastern Screech-Owl   Megascops asio   Secondaries   Adult   Unknown   Red morph
  Eastern Screech-Owl   Megascops asio   Primaries   Adult   Female  
  Eastern Screech-Owl   Megascops asio   Secondaries   Adult   Female  
  Eastern Screech-Owl   Megascops asio   Tail   Adult   Female  
  Eastern Screech-Owl   Megascops asio   Tail   Adult   Unknown   Red morph
  Eastern Towhee   Pipilo erythrophthalmus   Tail   Adult   Female   Black background
  Eastern Towhee   Pipilo erythrophthalmus   Tail   Adult   Female   Blue background
  Eastern Towhee   Pipilo erythrophthalmus   Primaries   Adult   Female  
  Eastern Towhee   Pipilo erythrophthalmus   Secondaries   Adult   Female  
  Eastern Towhee   Pipilo erythrophthalmus   Tail   Adult   Male   Black background
  Eastern Towhee   Pipilo erythrophthalmus   Tail   Adult   Male   Blue background
  Eastern Towhee   Pipilo erythrophthalmus   Primaries   Adult   Male   Black background
  Eastern Towhee   Pipilo erythrophthalmus   Primaries   Adult   Male   Blue background
  Eastern Towhee   Pipilo erythrophthalmus   Secondaries   Adult   Male   Black background
  Eastern Towhee   Pipilo erythrophthalmus   Secondaries   Adult   Male   Blue background
  Eastern Whip-poor-will   Antrostomus vociferus   Tail   Adult   Female  
  Eastern Whip-poor-will   Antrostomus vociferus   Primaries   Adult   Female  
  Eastern Whip-poor-will   Antrostomus vociferus   Secondaries   Adult   Female  
  Eastern Whip-poor-will   Antrostomus vociferus   Tail   Unknown   Male  
  Eastern Whip-poor-will   Antrostomus vociferus   Wing   Unknown   Male  
  Eastern Wood-Pewee   Contopus virens   Tail   Juvenile   Unknown  
  Eastern Wood-Pewee   Contopus virens   Primaries   Juvenile   Unknown  
  Eastern Wood-Pewee   Contopus virens   Secondaries   Juvenile   Unknown   Black background
  Eastern Wood-Pewee   Contopus virens   Secondaries   Juvenile   Unknown   Blue background
  Elf Owl   Micrathene whitheyi   Primaries   Adult   Unknown  
  Elf Owl   Micrathene whitheyi   Secondaries   Adult   Unknown  
  Elf Owl   Micrathene whitheyi   Tail   Adult   Unknown  
  Emperor Goose   Anser canagica   Primaries   Adult   Male  
  Emperor goose   Anser canagica   Secondaries   Adult   Male  
  Emperor Goose   Anser canagica   Tail   Adult   Male  
  Eurasian Collared-Dove   Streptopelia decaocto   Tail   Adult   Female   Ventral View
  Eurasian Collared-Dove   Streptopelia decaocto   Tail   Adult   Female  
  Eurasian Collared-Dove   Streptopelia decaocto   Primaries   Adult   Female  
  Eurasian Collared-Dove   Streptopelia decaocto   Secondaries   Adult   Female  
  European Starling   Sturnus vulgaris   Tail   Juvenile   Male  
  European Starling   Sturnus vulgaris   Primaries   Juvenile   Male  
  European Starling   Sturnus vulgaris   Secondaries   Juvenile   Male  
  European Starling   Sturnus vulgaris   Tail   Adult   Female   Breeding plumage; age HY/SY
  European Starling   Sturnus vulgaris   Primaries   Adult   Female   Breeding plumage; age HY/SY
  European Starling   Sturnus vulgaris   Secondaries   Adult   Female   Breeding plumage; age HY/SY
  Evening Grosbeak   Coccothraustes vespertinus   Tail   Adult   Male  
  Evening Grosbeak   Coccothraustes vespertinus   Primaries   Adult   Male  
  Evening Grosbeak   Coccothraustes vespertinus   Secondaries   Adult   Male   Black background
  Evening Grosbeak   Coccothraustes vespertinus   Secondaries   Adult   Male   Blue background
  Ferruginous Hawk   Buteo regalis   Tail   Juvenile   Female  
  Ferruginous Hawk   Buteo regalis   Tail   Adult   Unknown  
  Ferruginous Hawk   Buteo regalis   Primaries   Adult   Unknown   Black background
  Ferruginous Hawk   Buteo regalis   Primaries   Adult   Unknown   Blue background
  Ferruginous Hawk   Buteo regalis   Secondaries   Adult   Unknown   Black background
  Ferruginous Hawk   Buteo regalis   Secondaries   Adult   Unknown   Blue background
  Ferruginous Hawk   Buteo regalis   Primaries   Juvenile   Female   Black background
  Ferruginous Hawk   Buteo regalis   Primaries   Juvenile   Female   Blue background
  Ferruginous Hawk   Buteo regalis   Secondaries   Juvenile   Female   Black background
  Ferruginous Hawk   Buteo regalis   Secondaries   Juvenile   Female   Blue background
  Field Sparrow   Spizella pusilla   Tail   Adult   Female   Second Year
  Field Sparrow   Spizella pusilla   Primaries   Adult   Female   Second Year
  Field Sparrow   Spizella pusilla   Secondaries   Adult   Female   Second Year
  Flammulated Owl   Psiloscops flammeolus   Tail   Adult   Unknown  
  Flammulated Owl   Psiloscops flammeolus   Primaries   Adult   Unknown  
  Flammulated Owl   Psiloscops flammeolus   Secondaries   Adult   Unknown  
  Fork-tailed Storm-Petrel   Oceanodroma furcata   Tail   Adult   Unknown  
  Fork-tailed Storm-Petrel   Oceanodroma furcata   Primaries   Adult   Unknown  
  Fork-tailed Storm-Petrel   Oceanodroma furcata   Primaries   Adult   Unknown  
  Fork-tailed Storm-Petrel   Oceanodroma furcata   Secondaries   Adult   Unknown  
  Forsters Tern   Sterna forsteri   Tail   Adult   Unknown   Breeding plumage (black background)
  Forsters Tern   Sterna forsteri   Tail   Adult   Unknown   Breeding plumage (blue background)
  Forsters Tern   Sterna forsteri   Primaries   Adult   Unknown   Breeding plumage (black background)
  Forsters Tern   Sterna forsteri   Secondaries   Adult   Unknown   Breeding plumage
  Forsters Tern   Sterna forsteri   Primaries   Adult   Unknown   Breeding plumage (blue background)
  Fox Sparrow   Passerella iliaca   Primaries   Unknown   Female   "Red" Group
  Fox Sparrow   Passerella iliaca   Secondaries   Unknown   Female   "Red" Group
  Fox Sparrow   Passerella iliaca   Tail   Unknown   Female   "Red" Group
  Fox Sparrow   Passerella iliaca   Primaries   Adult   Female   "Sooty" Group
  Fox Sparrow   Passerella iliaca   Secondaries   Adult   Female   "Sooty" Group
  Fox Sparrow   Passerella iliaca   Tail   Adult   Female   "Sooty" Group
  Franklins Gull   Leucophaeus pipixcan   Tail   Adult   Unknown  
  Franklins Gull   Leucophaeus pipixcan   Primaries   Adult   Unknown  
  Franklins Gull   Leucophaeus pipixcan   Secondaries   Adult   Unknown  
  Fulvous Whistling-Duck   Dendrocygna bicolor   Tail   Adult   Female   Black Background
  Fulvous Whistling-Duck   Dendrocygna bicolor   Tail   Adult   Female   Blue Background
  Fulvous Whistling-Duck   Dendrocygna bicolor   Wing   Adult   Female  
  Gadwall   Mareca strepera   Tail   Adult   Female  
  Gadwall   Mareca strepera   Primaries   Adult   Female  
  Gadwall   Mareca strepera   Secondaries   Adult   Female  
  Gadwall   Mareca strepera   Tail   Adult   Male  
  Gadwall   Mareca strepera   Primaries   Adult   Male  
  Gadwall   Mareca strepera   Secondaries   Adult   Male  
  Gambels Quail   Callipepla gambelii   Tail   Adult   Male  
  Gambels Quail   Callipepla gambelii   Wing   Adult   Male  
  Gila Woodpecker   Melanerpes uropygialis   Tail   Adult   Male  
  Gila Woodpecker   Melanerpes uropygialis   Primaries   Adult   Male  
  Gila Woodpecker   Melanerpes uropygialis   Secondaries   Adult   Male  
  Gilded Flicker   Colaptes chrysoides   Primaries   Adult   Female   Black background
  Gilded Flicker   Colaptes chrysoides   Primaries   Adult   Female   Blue background
  Gilded Flicker   Colaptes chrysoides   Primaries   Adult   Female   Ventral view
  Gilded Flicker   Colaptes chrysoides   Secondaries   Adult   Female  
  Gilded Flicker   Colaptes chrysoides   Secondaries   Adult   Female   Ventral view
  Gilded Flicker   Colaptes chrysoides   Tail   Adult   Female  
  Gilded Flicker   Colaptes chrysoides   Tail   Adult   Female   Ventral view
  Glaucous-winged Gull   Larus glaucescens   Tail   Juvenile   Unknown  
  Glaucous-winged Gull   Larus glaucescens   Primaries   Juvenile   Unknown  
  Glaucous-winged Gull   Larus glaucescens   Secondaries   Juvenile   Unknown  
  Glaucous-winged Gull   Larus glaucescens   Tail   Adult   Male  
  Glaucous-winged Gull   Larus glaucescens   Primaries   Adult   Male  
  Glaucous-winged Gull   Larus glaucescens   Secondaries   Adult   Male  
  Glaucous-winged x Western Gull   Larus glaucescens x Larus occidentalis   Tail   Adult   Male   Hybrid (verified by Gary Shugart)
  Glaucous-winged x Western Gull   Larus glaucescens x Larus occidentalis   Primaries   Adult   Male   Hybrid (verified by Gary Shugart)
  Glaucous-winged x Western Gull   Larus glaucescens x Larus occidentalis   Secondaries   Adult   Male   Hybrid (verified by Gary Shugart)
  Golden Eagle   Aquila chrysaetos   Tail   Subadult I   Male  
  Golden Eagle   Aquila chrysaetos   Tail   Adult   Female   Bold pattern--black background
  Golden Eagle   Aquila chrysaetos   Tail   Adult   Unknown   Weak pattern--black background
  Golden Eagle   Aquila chrysaetos   Tail   3 to 5 years   Female   Central rectrix molt series
  Golden Eagle   Aquila chrysaetos   Secondaries   Adult and subadult   Unknown   Multiple individuals to show variation
  Golden Eagle   Aquila chrysaetos   Wing   Adult   Unknown   Comparison of spotted vs barred patterns
  Golden Eagle   Aquila chrysaetos   Primaries   Adult   Male   Black background
  Golden Eagle   Aquila chrysaetos   Secondaries   Adult   Male   Black background
  Golden Eagle   Aquila chrysaetos   Tail   First year   Male   Blue Background
  Golden Eagle   Aquila chrysaetos   Primaries   First year   Male   Blue background
  Golden Eagle   Aquila chrysaetos   Primaries   First year   Male   Black background
  Golden Eagle   Aquila chrysaetos   Secondaries   First year   Male   Blue background
  Golden Eagle   Aquila chrysaetos   Secondaries   First year   Male   Black background
  Golden Eagle   Aquila chrysaetos   Tail   First year   Male   Black background
  Golden Eagle   Aquila chrysaetos   Tail   Adult   Female   Bold pattern--Blue background
  Golden Eagle   Aquila chrysaetos   Tail   Adult   Unknown   Weak pattern--blue background
  Golden Eagle   Aquila chrysaetos   Tail   Adult   Male   Blue background
  Golden Eagle   Aquila chrysaetos   Tail   Adult   Male   Black background
  Golden Eagle   Aquila chrysaetos   Tail   Third year   Male   Blue background
  Golden Eagle   Aquila chrysaetos   Tail   Third year   Male   Black background
  Golden Eagle   Aquila chrysaetos   Primaries   Adult   Male   Blue background
  Golden Eagle   Aquila chrysaetos   Secondaries   Adult   Male   Blue background
  Golden-crowned Kinglet   Regulus satrapa   Tail   Unknown   Female  
  Golden-crowned Kinglet   Regulus satrapa   Primaries   Unknown   Female  
  Golden-crowned Kinglet   Regulus satrapa   Secondaries   Unknown   Female  
  Golden-crowned Sparrow   Zonotrichia artricapilla   Tail   Adult   Unknown  
  Golden-crowned Sparrow   Zonotrichia artricapilla   Primaries   Adult   Unknown  
  Golden-crowned Sparrow   Zonotrichia artricapilla   Secondaries   Adult   Unknown  
  Golden-fronted Woodpecker   Melanerpes aurifrons   Tail   Adult   Female  
  Golden-fronted Woodpecker   Melanerpes aurifrons   Primaries   Adult   Female  
  Golden-fronted Woodpecker   Melanerpes aurifrons   Secondaries   Adult   Female  
  Grasshopper Sparrow   Ammodramus savannarum   Tail   Adult   Unknown  
  Grasshopper Sparrow   Ammodramus savannarum   Primaries   Adult   Unknown  
  Grasshopper Sparrow   Ammodramus savannarum   Secondaries   Adult   Unknown  
  Gray Catbird   Dumetella carolinensis   Primaries   Adult   Unknown   black background
  Gray Catbird   Dumetella carolinensis   Primaries   Adult   Unknown   blue background
  Gray Catbird   Dumetella carolinensis   Secondaries   Adult   Unknown   black background
  Gray Catbird   Dumetella carolinensis   Secondaries   Adult   Unknown   blue background
  Gray Catbird   Dumetella carolinensis   Tail   Adult   Unknown  
  Gray Partridge   Perdix perdix   Tail   Adult   Male  
  Gray Partridge   Perdix perdix   Wing   Adult   Male  
  Gray-crowned Rosy-Finch   Leucosticte tephrocotis   Tail   Adult   Male   subsp. littoralis black background
  Gray-crowned Rosy-Finch   Leucosticte tephrocotis   Tail   Adult   Male   subsp. littoralis blue background
  Gray-crowned Rosy-Finch   Leucosticte tephrocotis   Primaries   Adult   Male   subsp. littoralis
  Gray-crowned Rosy-Finch   Leucosticte tephrocotis   Secondaries   Adult   Male   subsp. littoralis
  Great Black-backed Gull   Larus marinus   Tail   Adult   Female  
  Great Black-backed Gull   Larus marinus   Primaries   Adult   Female   Black background
  Great Black-backed Gull   Larus marinus   Primaries   Adult   Female   Blue background
  Great Black-backed Gull   Larus marinus   Secondaries   Adult   Female  
  Great Blue Heron   Ardea herodias   Coverts   Juvenile   Female  
  Great Blue Heron   Ardea herodias   Tail   Juvenile   Female  
  Great Blue Heron   Ardea herodias   Primaries   Juvenile   Female  
  Great Blue Heron   Ardea herodias   Secondaries   Juvenile   Female  
  Great Crested Flycatcher   Myiarchus crinitus   Tail   Adult   Female  
  Great Crested Flycatcher   Myiarchus crinitus   Primaries   Adult   Female  
  Great Crested Flycatcher   Myiarchus crinitus   Secondaries   Adult   Female  
  Great Egret   Ardea alba   Tail   Adult   Male  
  Great Egret   Ardea alba   Wing   Adult   Male  
  Great Frigatebird   Fregata minor   Tail   Adult   Male  
  Great Frigatebird   Fregata minor   Primaries   Adult   Male  
  Great Frigatebird   Fregata minor   Secondaries   Adult   Male  
  Great Gray Owl   Strix nebulosa   Primaries   Adult   Female   Black background
  Great Gray Owl   Strix nebulosa   Primaries   Adult   Female   Blue background
  Great Gray Owl   Strix nebulosa   Secondaries   Adult   Female   Black background
  Great Gray Owl   Strix nebulosa   Secondaries   Adult   Female   Blue background
  Great Gray Owl   Strix nebulosa   Tail   Adult   Female  
  Great Horned Owl   Bubo virginianus   Tail   Unknown   Unknown  
  Great Horned Owl   Bubo virginianus   Tail   Adult   Male   Darker individual
  Great Horned Owl   Bubo virginianus   Primaries   Adult   Male   Darker individual
  Great Horned Owl   Bubo virginianus   Secondaries   Adult   Male   Darker individual
  Great Horned Owl   Bubo virginianus   Primaries   Unknown   Unknown  
  Great Kiskadee   Pitangus sulphuratus   Tail   Adult   Female  
  Great Kiskadee   Pitangus sulphuratus   Primaries   Adult   Female  
  Great Kiskadee   Pitangus sulphuratus   Secondaries   Adult   Female  
  Great-tailed Grackle   Quiscalus mexicanus   Tail   Adult   Female  
  Great-tailed Grackle   Quiscalus mexicanus   Primaries   Adult   Female  
  Great-tailed Grackle   Quiscalus mexicanus   Secondaries   Adult   Female  
  Great-tailed Grackle   Quiscalus mexicanus   Tail   Adult   Male  
  Great-tailed Grackle   Quiscalus mexicanus   Primaries   Adult   Male  
  Great-tailed Grackle   Quiscalus mexicanus   Secondaries   Adult   Male  
  Greater Prairie-Chicken   Tympanuchus cupido   Tail   Unknown   Female  
  Greater Prairie-Chicken   Tympanuchus cupido   Wing   Unknown   Female  
  Greater Roadrunner   Geococcyx californianus   Tail   Adult   Male  
  Greater Roadrunner   Geococcyx californianus   Wing   Adult   Male  
  Greater Sage-Grouse   Centrocercus urophasianus   Other   Adult   Male   Upper and Under Tail Coverts
  Greater Sage-Grouse   Centrocercus urophasianus   Tail   Adult   Male  
  Greater Sage-Grouse   Centrocercus urophasianus   Wing   Adult   Male  
  Greater Scaup   Aythya marila   Primaries   Adult   Female  
  Greater Scaup   Aythya marila   Tail   Adult   Female  
  Greater Scaup   Aythya marila   Secondaries   Adult   Female  
  Greater Scaup   Aythya marila   Primaries   Adult   Male  
  Greater Scaup   Aythya marila   Secondaries   Adult   Male  
  Greater Shearwater   Ardenna gravis   Tail   Juvenile   Unknown  
  Greater Shearwater   Ardenna gravis   Primaries   Juvenile   Unknown  
  Greater Shearwater   Ardenna gravis   Secondaries   Juvenile   Unknown  
  Greater White-fronted Goose   Anser albifrons   Primaries   Adult   Unknown   Note tegmen (see glossary)--blue background
  Greater White-fronted Goose   Anser albifrons   Tail   Adult   Unknown  
  Greater White-fronted Goose   Anser albifrons   Primaries   Adult   Unknown   Black background
  Greater White-fronted Goose   Anser albifrons   Primaries   Adult   Unknown   Note tegmen (see glossary)--black background
  Greater White-fronted Goose   Anser albifrons   Primaries   Adult   Unknown   Blue background
  Greater White-fronted Goose   Anser albifrons   Secondaries   Adult   Unknown  
  Greater Yellowlegs   Tringa melanoleuca   Tail   Adult   Female  
  Greater Yellowlegs   Tringa melanoleuca   Primaries   Adult   Female  
  Greater Yellowlegs   Tringa melanoleuca   Secondaries   Adult   Female  
  Green Heron   Butorides virescens   Tail   Adult   Female  
  Green Heron   Butorides virescens   Wing   Adult   Female  
  Green Jay   Cyanocorax yncas   Tail   Adult   Female  
  Green Jay   Cyanocorax yncas   Primaries   Adult   Female  
  Green Jay   Cyanocorax yncas   Secondaries   Adult   Female  
  Green Kingfisher   Chloroceryle americana   Tail   Adult   Female   Black background
  Green Kingfisher   Chloroceryle americana   Tail   Adult   Female   Blue background
  Green Kingfisher   Chloroceryle americana   Primaries   Adult   Female   Black background
  Green Kingfisher   Chloroceryle americana   Primaries   Adult   Female   Blue background
  Green Kingfisher   Chloroceryle americana   Secondaries   Adult   Female   Black background
  Green Kingfisher   Chloroceryle americana   Secondaries   Adult   Female   Blue background
  Green Parakeet   Psittacara holochlorus   Tail   Adult   Female  
  Green Parakeet   Psittacara holochlorus   Primaries   Adult   Female  
  Green Parakeet   Psittacara holochlorus   Tail   Adult   Female   Ventral view
  Green Parakeet   Psittacara holochlorus   Secondaries   Adult   Female  
  Green-tailed Towhee   Pipilo chlorurus   Tail   Adult   Male  
  Green-tailed Towhee   Pipilo chlorurus   Primaries   Adult   Male  
  Green-tailed Towhee   Pipilo chlorurus   Secondaries   Adult   Male  
  Green-winged Teal   Anas crecca   Primaries   Adult   Female  
  Green-winged Teal   Anas crecca   Primaries   Adult   Male  
  Green-winged Teal   Anas crecca   Secondaries   Adult   Female  
  Green-winged Teal   Anas crecca   Secondaries   Adult   Male  
  Green-winged Teal   Anas crecca   Tail   Adult   Female  
  Green-winged Teal   Anas crecca   Tail   Adult   Male  
  Gull-billed Tern   Gelochelidon nilotica   Tail   Adult   Unknown  
  Gull-billed Tern   Gelochelidon nilotica   Primaries   Adult   Unknown  
  Gull-billed Tern   Gelochelidon nilotica   Secondaries   Adult   Unknown   Black background
  Gull-billed Tern   Gelochelidon nilotica   Secondaries   Adult   Unknown   Blue background
  Gyrfalcon   Falco rusticolus   Primaries   Adult   Female   Gray phase--female
  Gyrfalcon   Falco rusticolus   Secondaries   Adult   Female   Gray phase--female
  Gyrfalcon   Falco rusticolus   Primaries   Juvenile   Female   Black background
  Gyrfalcon   Falco rusticolus   Primaries   Juvenile   Female   Blue background
  Gyrfalcon   Falco rusticolus   Secondaries   Juvenile   Female  
  Gyrfalcon   Falco rusticolus   Tail   Adult   Female   Gray phase--female
  Hairy Woodpecker   Dryobates villosus   Tail   Juvenile   Male  
  Hairy Woodpecker   Dryobates villosus   Primaries   Juvenile   Male  
  Hairy Woodpecker   Dryobates villosus   Secondaries   Juvenile   Male  
  Hairy Woodpecker   Dryobates villosus   Tail   Adult   Female  
  Hairy Woodpecker   Dryobates villosus   Primaries   Adult   Female  
  Hairy Woodpecker   Dryobates villosus   Secondaries   Adult   Female  
  Harlequin Duck   Histrionicus histrionicus   Primaries   Adult   Female  
  Harlequin Duck   Histrionicus histrionicus   Secondaries   Adult   Female  
  Harlequin Duck   Histrionicus histrionicus   Tail   Adult   Female  
  Harlequin Duck   Histrionicus histrionicus   Primaries   Adult   Male  
  Harlequin Duck   Histrionicus histrionicus   Secondaries   Adult   Male  
  Harlequin Duck   Histrionicus histrionicus   Tail   Adult   Male  
  Harriss Hawk   Parabuteo unicinctus   Tail   Adult   Female  
  Harriss Hawk   Parabuteo unicinctus   Tail   Juvenile   Male   Black background
  Harriss Hawk   Parabuteo unicinctus   Tail   Juvenile   Male   Blue background
  Harriss Hawk   Parabuteo unicinctus   Tail   Juvenile   Male   Ventral view--black background
  Harriss Hawk   Parabuteo unicinctus   Tail   Juvenile   Male   Ventral view--blue background
  Harriss Hawk   Parabuteo unicinctus   Primaries   Juvenile   Male   Black background
  Harriss Hawk   Parabuteo unicinctus   Primaries   Juvenile   Male   Blue background
  Harriss Hawk   Parabuteo unicinctus   Secondaries   Juvenile   Male   Black background
  Harriss Hawk   Parabuteo unicinctus   Secondaries   Juvenile   Male   Blue background
  Harriss Hawk   Parabuteo unicinctus   Primaries   Adult   Female  
  Harriss Hawk   Parabuteo unicinctus   Secondaries   Adult   Female  
  Hawaiian Duck   Anas wyvilliana   Tail   Adult   Female  
  Hawaiian Duck   Anas wyvilliana   Primaries   Adult   Male   Black background
  Hawaiian Duck   Anas wyvilliana   Primaries   Adult   Male   Blue background
  Hawaiian Duck   Anas wyvilliana   Secondaries   Adult   Male  
  Hawaiian Duck   Anas wyvilliana   Primaries   Adult   Female  
  Hawaiian duck   Anas wyvilliana   Secondaries   Adult   Female  
  Hawaiian Hawk   Buteo solitarius   Tail   Adult   Male  
  Hawaiian Hawk   Buteo solitarius   Primaries   Adult   Male  
  Hawaiian Hawk   Buteo solitarius   Secondaries   Adult   Male  
  Hawaiian Petrel   Pterodroma sandwichensis   Tail   Adult   Female   Black background
  Hawaiian Petrel   Pterodroma sandwichensis   Tail   Adult   Female   Blue background
  Hawaiian Petrel   Pterodroma sandwichensis   Primaries   Adult   Female  
  Hawaiian Petrel   Pterodroma sandwichensis   Secondaries   Adult   Female  
  Heermans Gull   Larus heermanni   Tail   Adult   Unknown   Nonbreeding plumage
  Heermans gull   Larus heermanni   Primaries   Adult   Unknown   Nonbreeding plumage
  Heermans gull   Larus heermanni   Secondaries   Adult   Unknown   Nonbreeding plumage
  Helmeted Guineafowl   Numida meleagris   Tail   Adult   Male   Native to Africa; barnyard bird in North America
  Helmeted Guineafowl   Numida meleagris   Tail   Adult   Male   Native to Africa; barnyard bird in North America
  Helmeted Guineafowl   Numida meleagris   Primaries   Adult   Male   Native to Africa; barnyard bird in North America
  Helmeted Guineafowl   Numida meleagris   Secondaries   Adult   Male   Native to Africa; barnyard bird in North America
  Hermit Thrush   Catharus guttatus   Tail   Adult   Male  
  Hermit Thrush   Catharus guttatus   Primaries   Adult   Male  
  Hermit Thrush   Catharus guttatus   Secondaries   Adult   Male  
  Herring Gull   Larus argentatus   Tail   Adult   Unknown  
  Herring Gull   Larus argentatus   Primaries   Adult   Unknown   Black background
  Herring Gull   Larus argentatus   Primaries   Adult   Unknown   Blue background
  Herring Gull   Larus argentatus   Secondaries   Adult   Unknown  
  Hooded Merganser   Lophodytes cucullatus   Primaries   Adult   Female  
  Hooded Merganser   Lophodytes cucullatus   Secondaries   Adult   Female  
  Hooded Merganser   Lophodytes cucullatus   Tail   Adult   Female  
  Hooded Merganser   Lophodytes cucullatus   Primaries   Adult   Male  
  Hooded Merganser   Lophodytes cucullatus   Secondaries   Adult   Male  
  Hooded Merganser   Lophodytes cucullatus   Tail   Adult   Male  
  Hooded Oriole   Icterus cucullatus   Tail   Adult   Male  
  Hooded Oriole   Icterus cucullatus   Primaries   Adult   Male  
  Hooded Oriole   Icterus cucullatus   Secondaries   Adult   Male  
  Horned Lark   Eremophila alpestris   Tail   Adult   Female  
  Horned Lark   Eremophila alpestris   Primaries   Adult   Female  
  Horned Lark   Eremophila alpestris   Secondaries   Adult   Female  
  House Finch   Haemorhous mexicanus   Tail   Juvenile   Female  
  House Finch   Haemorhous mexicanus   Primaries   Juvenile   Female  
  House Finch   Haemorhous mexicanus   Secondaries   Juvenile   Female  
  House Finch   Haemorhous mexicanus   Tail   Adult   Male  
  House Finch   Haemorhous mexicanus   Primaries   Adult   Male  
  House Finch   Haemorhous mexicanus   Secondaries   Adult   Male  
  House Sparrow   Passer domesticus   Tail   Adult   Male  
  House Sparrow   Passer domesticus   Primaries   Adult   Male  
  House Sparrow   Passer domesticus   Secondaries   Adult   Male   Blue background
  House Sparrow   Passer domesticus   Secondaries   Adult   Male   Black background
  House Wren   Troglodytes aedon   Tail   Adult   Female  
  House Wren   Troglodytes aedon   Primaries   Adult   Female  
  House Wren   Troglodytes aedon   Secondaries   Adult   Female  
  Huttons Vireo   Vireo huttoni   Tail   Juvenile   Male  
  Huttons Vireo   Vireo huttoni   Primaries   Juvenile   Male  
  Huttons Vireo   Vireo huttoni   Secondaries   Juvenile   Male  
  Inca Dove   Columbina inca   Tail   Adult   Male  
  Inca Dove   Columbina inca   Wing   Adult   Male  
  Indigo Bunting   Passerina cyanea   Tail   Unknown   Female  
  Indigo Bunting   Passerina cyanea   Primaries   Unknown   Female  
  Indigo Bunting   Passerina cyanea   Secondaries   Unknown   Female  
  Indigo Bunting   Passerina cyanea   Tail   Adult   Male  
  Indigo Bunting   Passerina cyanea   Primaries   Adult   Male  
  Indigo Bunting   Passerina cyanea   Secondaries   Adult   Male  
  Killdeer   Charadrius vociferus   Tail   Adult   Female  
  Killdeer   Charadrius vociferus   Primaries   Adult