_NMG5953-Edit_bison running snow winter Yellowstone.jpg
Female American bison (Bison bison) with older calf running through deep snow. Hayden Valley. Yellowstone National Park, Wyoming, USA.
Nick Garbutt Natural Selection
American, Bovidae, Montana, Nick Garbutt, Wyoming, Yellowstone, bison, buffalo, calf, cold, extreme, female, snow, temperature, winter