American Bison (Bison bison) in snow in winter, Yellowstone National park, USA

bison bison snow winter adult walk follow profile shot overview chill yellowstone national park american bison bison bison bison biosphere reserve pair national park unesco's world heritage near threatened species iucn food search february white background nobody snow covered snowy adults walking follow up follow ups followed profile sights profile sight profile shots profile view profile views side view overviews global sight global sights full length chilly icy cold as ice cold american bison american bisons americans bisons biosphere reserves duet pairs duets 2 two national parks sensitive natural areas world heritage site food searches white backgrounds with nobody solid precipitation precipitation 2 meteorological phenomenon meteorology science temperate season seasons ambiance stage of development individual gait locomotion motion shot united states of america north america america bovidae even toed ungulate ungulate mammal wild animal animal bovidae artiodactyla mammalia therapsida synapsida vertebrata chordata deuterostomia coelomata bilateria metazoa opisthokonta eukaryota environment protection environment management biodiversity management environment enumeration low risk iucn iucn red list of threatened species species seek