Ключевые слова: active, agile, animal, ape, black, captivity, conservation, cute, ecology, ecotourism, enclosure, endangered, energetic, environment, fur, gibbon, hair, hanging, horizontal, indonesia, jungle, large, looking, malaysia, mammal, mighty, monkey, muscular, nature, outdoors, outside, playful, primate, protected, rainforest, rope, secure, siamang, social, species, strong, swinging, territorial, thailand, threatened, tropical, vocalizations, wild, wilderness, wildlife,