Ключевые слова: adult, animal, animal kingdom, animal reserve, animals in captivity, ape, arms folded, black, captive, captivity, chester, chester zoo, chimp, chimpanzee, close up, conservation, cute, endangered, endangered animal, expression, face, folded arms, grey, grey hair, hairy, jungle, mammal, monkey, nature, old, peace, powerful, preservation, primate, primates, quiet, relaxing, sanctuary, sat down, senior, sitting, species, tropical, western chimpanzee, wild, wild animal, wildlife, zoo, zoology,