Ключевые слова: american bison, american icon, animal, bison, bison eating, blizzard, buffalo, bull, cold, dangerous, dead grass, digging, eating, environment, foraging, frost, frozen fur, frozen hairs, graze, grazing, grazing bison, harsh winter, head, herbivore, herd, horns, landscape, mammal, massive, montana, nature, no people, outdoor, plant eater, portrait, powerful, snow, snow covered, snow on face, solitary, white, wild, wilderness, wildlife, winter, winter scene, wyoming, wyoming landscape, yellowstone, yellowstone national park,