Adult, American Bison, Animal, Bison, Bison bison, Bison bison bison, Bison sp, Bovid, Bovidae, Color Photograph, Day, Even-toed Ungulate, Female, Horizontal, Mammal, National Park, Near Threatened, Near Threatened Species, Nobody, North America, One Animal, Outdoors, Plains Bison, Side View, Snow, Three Quarter Length, U.S. National Park, USA, Ungulate, United States, United States of America, Wildlife, Winter, Wyoming, Yellowstone National Park