USFWS National Digital Library

- Cassin's Finch
- Birds; Migratory birds
- Although coloring is similar to the House and Purple finches, the Cassin's finch is larger. The Cassin's finch prefers habitat in open conifer forests at high elevations. Deshutes National Forests;
- Images
- Caribou Herd
- Mammals; Wildlife refuges;
- Thousands of caribou from two different herds depend on habitats within the Togiak National Wildlife Refuge. Local people, in turn, depend on moose and caribou as a high quality source of food. A seal observation tower is visible in the...
- Images
- Caribou crossing snowy tundra
- Mammals; Tundra
- Images
- Caribou antlers in the snow
- Mammals;
- Caribou antlers in the snow near Noatak River.
- Images
- Caribou
- Mammals;
- (Big Game Alaska)
- Images
- Caribou
- Mammals
- Images
- Caribou antlers in the snow
- Scenics; Mammals;
- Noatak River Area;
- Images
- Caribou antlers in the snow
- Scenics; Mammals;
- Noatak River Area
- Images
- Caspian terns
- Birds; Marine birds
- Caspian terns on Chandaleur Island.
- Images
- Caspian terns
- Birds; Marine birds;
- Caspian terns on Chandaleur Island.
- Images
- Caspian tern chicks in nest
- Birds; Marine birds; ;
- Caspian tern chicks in nest on Chandaleur Island.
- Images
- Carl Burger on the Kenai River
- Wildlife refuges; Fishes; Personnel; Work of the Service; Employees (USFWS)
- Carl Burger, fisheries biologist, listening to a signal emitted from a radio transmitter implanted in spawning salmon in the Kenai River. ARLIS
- Images
- Caribou feeding
- Mammals; Tundra
- Images
- Caribou Island in Skilak Lake
- Wildlife refuges; Aerial photography; Islands
- Aerial view of lake and island. ARLIS
- Images
- Caracal
- Mammals; Predators
- Caracal cat
- Images