Ключевые слова: animal, ape, arboreal, biodiversity, bornean orangutan, borneo, branch, canopy, clinging, conservation, ecosystem, endangered, endangered species, environment, forest, great ape, habitat, hanging, hanging on, indonesia, jungle, lifestyle, looking, malaysia, mammal, natural habitat, nature, observing, orangutan, pongo pygmaeus, primate, primate behavior, protected, rainforest, reddish brown fur, southeast asia, threatened, travel, tree, tropical, tropical rainforest, vertical, wild, wild animal, wildlife, zoology,