Amerikanische Bisons am Little Missouri River, Theodore-Roosevelt-Nationalpark, North Dakota, USA

animal outdoor cow mammal grass horn cattle field bull bovine standing deer goat sky herd brown antelope antler reindeer terrestrial animal elk pasture elephant grazing snow ox yak livestock dairy cow sheep close staring rhinoceros looking white rhinoceros pig sumatran rhinoceros indian rhinoceros elephants and mammoths hippopotamus indian elephant sunset savanna grassy sun group safari background green camel ecoregion lush sunrise distance clouds day several barren ground caribou white-tailed deer black tailed deer fawn roe deer buck farm bison texas longhorn highland musk ox bear tree hill plant hillside forest herding