Ключевые слова: africa, african, aggressive, amphibius, angry, animal, aquatic, background, big, botswana, closeup, danger, dangerous, eye, fat, fauna, head, herbivore, hippo, hippopotamus, hippopotamus amphibius, horizontal, huge, lake, large, mammal, massive, mouth, national, natural, nature, no people, open, outdoor, park, portrait, river, safari, south, submerged, swim, swimming, tooth, water, wet, wild, wilderness, wildlife, zoo,