Caribou. Rangifer tarandus. Male/ bull in autumn tundra. Denali n.p, alaska, usa

north america horizontals warm antler rangifer caribou mammal autumn mammals animals horizontal buck adult deer endotherm male alaskan artiodactyla adults warm blooded antlers np stags developed country mature fauna bull united states alaska american wildlife males mammilia usa tarandus zoology cervidae vertebrates stag developed countries ungulate tundra portraits herbivores portrait toed autumnal denali even herbivore habitat bucks habitats blooded herbivorous north american nature ungulates endothermic vertebrate hoofed animal herbivora 1030 14380