USFWS National Digital Library

- Bison eating grass in a field.
- Mammals; Wildlife;
- A buffalo eating grass at Fort Niobrara National Wildlife Refuge. Resource links:http://www.fws.gov/fortniobrara/
- Images
- Female bison with a calf
- Mammals; Wildlife;
- Female buffalo with her calf.
- Images
- Bison in holding pen
- Mammals; Wildlife; Wildlife management;
- Bison in solid walled pen with water tank turned up-side-down.
- Images
- Bison sleeping on snowy hillside
- Mammals; Wildlife;
- Several bison lying down on snowy hillside.
- Images
- Bison herd grazing
- Mammals; Wildlife;
- Bison herd grazing in open prairie beneath cloudy sky.
- Images
- Bison bone compared to domestic cattle bone
- Mammals; Wildlife;
- Close view with measurement of brown Bison bone compared in size to corresonding white domestic cattle bone.
- Images
- Bison bone size comparison to domestic cattle bone
- Mammals; Wildlife;
- Close-up of the ends of a Bison bone and a corresponding domestic cattle bone, comparing the difference in size.
- Images
- Freshwater Drum fish teeth
- Mammals; Wildlife;
- Close-up of tooth from a Freshwater Drum fish.
- Images
- Freshwater Drum fish tooth side view
- Mammals; Wildlife;
- Close-up side view of tooth from a Freshwater Drum fish.
- Images
- Tree damage by mammals in Refuge
- Deciduous Trees; Refuges; Wildlife impacts; Wildlife refuges;
- Trees have been rubbed against and de-barked, probably by moose trying to shed antler velvet.
- Images
- Marmot
- Mammals; wildlife; animal; Togiak National Wildlife Refuge; Alaska;
- Images
- Tiger
- carnivore; cat; Mammals; animals; wildlife; feline
- Images
- Walrus
- Marine mammals; Pinnipeds; Odobenid
- Images
- Muskoxen
- Mammals
- Images
- Walrus Pair
- Marine mammals; Pinnipeds; Odobenid; Alaska Slide Show
- Walrus pair.
- Images
- Bottlenose dolphin
- Marine mammals;
- A dolphin surfs the wake of a research boat on the Banana River - near the Kennedy Space Center
- Images
- Caracal
- Mammals; Predators
- Caracal cat
- Images
- Woodhouse Toad
- Mammals; amphibians;
- toads;animal
- Images
- Bighorn sheep population management
- Aviation; Grants; Mammals; Management; Partnerships; Relocation; Resource management; Tagging; Volunteers; Wildlife management; Wildlife restoration;
- Nevada Department of Wildlife biologists and volunteers working to capture and relocate bighorn sheep in the Muddy Mountains to enhance populations in the Meadow Valley area of Nevada.
- Images
- Little-brown bat displaying White-nose syndrome
- bats; Mammals; Caves; Diseases;
- Little-brown bat displaying White-nose syndrome discovered at Greeley Mine in Stockbridge, Vermont.
- Images