Ключевые слова: alone, angry, animal, animals, ape, bars, behind, big, black, brown, cage, caged, captivity, captured, capuchin, chimpanzee, confined, cute, dark, environment, environmental, expression, eyes, face, funny, fur, hairy, hooded, iron, isolated, jail, laboratory, locked, mammal, metal, monkey, natural, nature, portrait, primate, prison, rusty, sad, small, solitude, white, wild, wildlife, wire, zoo,