FWS Scientist taking measurements of a long-tailed ducks head and bill length in the field
Ecosystem
Tundra
Subject tags
Biologists (USFWS)
Birds
Conservation science
Employees (USFWS)
Endangered and/or Threatened species
Habitat conservation
Harvest management
Migratory birds
Science
Scientific personnel (USFWS)
Water birds
Waterfowl
Wildlife
Wildlife management
Wildlife restoration
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