Ключевые слова: artiodactyl, aviary, brown, calm, couple, door, eyes closed, family, formidable animal, gray wall, heat, hippo, hippos, june, kharkov city, kharkov zoo, lazy, lifestyle, mammal, nonruminant, paw, piglike, place for logo, resting, sand, semiaquatic lifestyle, serene pastime, siesta, skin, sleep, summer, tail, tranquility, ukraine, yellow sand,