Ключевые слова: america, american, animal, big, birds, bison, blocking, brown, buffalo, bull, charging, endangered, field, geyser, grass, graze, grazing, head, hoofed, horn, large, leaving, mammal, midway, migrate, migrating, migration, montana, moving, national, nature, nearly, north, outdoors, park, plains, portrait, prairie, range, river, road, stampeding, stove, summer, thundering, west, wild, wildlife, wyoming, yellowstone,