Ключевые слова: alpha, animal, ape, borneo, branch, captive, captivity, eating, endangered, expression, expressive, eyes, face, feeding, female, grass, hominid, indonesia, jungle, kalimantan, looking, malaysia, male, mammal, monkey, mother, national, nature, orang, orange, orangutan, orangutang, park, posing, primate, primitive, puting, rainforest, sad, simian, single, sitting, sumatra, tanjung, tree, uran, utan, utang, wildlife, zoo,