Ключевые слова: american, animal, artiodactyla, bialowieza, big, bison, bison bison, bonasus, bos, bos bison, bovidae, brown, buffalo, bull, cattle, europe, field, forest, fur, grass, grassland, grazing, head, herd, hiline district, horn, horns, large, mammal, mammals, meadow, middle rockies, montana, montana blm, mt, national park service, nature, nps, park, portrait, prairie, wild, wildlife, wisent, wood, wyoming,