A prothonotary warbler at Great Dismal Swamp Refuge

A bright yellow prothonotary warbler perches easily on a branch at Great Dismal Swamp National Wildlife Refuge in Virginia, thanks to a toe pattern that marks it as a passerine.

A prothonotary warbler at Great Dismal Swamp Refuge

A prothonotary warbler perches easily on a branch at Great Dismal Swamp National Wildlife Refuge in Virginia, thanks to a toe pattern that marks it as a passerine.

Image

Photo By/Credit

USFWS

Facility

Great Dismal Swamp National Wildlife Refuge

Ecosystem

Wetland

Recreational Activity

Wildlife watching

Birding

Species

Protonotaria

Media Usage Rights/License

Public Domain

Subject tags

Birds

Birdwatching

Migratory birds

Wildlife refuges