Ключевые слова: alone, animal, ape, background, bars, behind, black, brown, cage, caged, captivity, captured, chimpanzee, close, closeup, cute, environment, environmental, escape, exhibit, eyes, face, fence, freedom, hairy, hand, hands, iron, jail, laboratory, locked, lonely, look, macaque, mammal, metal, monkey, natural, nature, one, primate, prison, sad, sadness, solitude, thailand, white, wild, wildlife, zoo,