Ключевые слова: animal, anthropoid, ape, arm, baboon, black, black monkey, cage, chimp, closeup, conditions, dark, despair, environment, environmental, evolution, expression, face, fence, hair, hand, head, intelligence, jail, jungle, life, loneliness, lonely, mammal, mammals, monkey, natural, nature, one, papio, park, portrait, primate, primates, prison, sad, sadness, tired, trapped, wild, wild animal, wildlife, zoo, zoo animals, zoology,