Ключевые слова: alone, american, american bison, american buffalo, animal, athabascae, bison, bison bonasus, bovine, buffalo, bull, endangered, grand teton national park, grass, grazing, herd animal, horns, large, livestock, national, national park, north america, one, outdoor, park, prairie landscape, single, spring, symbol of american west, usa, wild animal, wildlife, wyoming, yellowstone ecosystem,