Ключевые слова: africa, african, amphibius, animal, aquatic, asia, big, botswana, dangerous, fat, head, herbivore, hippo, hippopotamus, hippos, khao, kheaw, kheow, lake, life, mammal, mouth, national, nature, one, open, outdoor, park, pattaya, pond, pool, river, safari, single, swamp, swimming, tanzania, thai, thailand, travel, tropical, water, wet, wild, wilderness, wildlife, zambia, zimbabwe, zoo,