Subject
- Adaptation (Biology)1
- Aerial views1
- American bison1
- American bison--Ecology1
- Animal carcasses1
- Animal communication1
- Animal migration--Climatic factors1
- Animals--Habitations1
- Armored animals1
- Bison1
- Buechner, Helmut K. (Helmut Karl)1
- Captive wild animals1
- Carnivora1
- Cold adaptation1
- Courtship in animals1
- Display behavior in animals1
- Dogs1
- Herbivores1
- Hibernation1
- Mammals--Ecology1