Ключевые слова: animal, barisan, biodiversity, coastal ecosystems, ecoregions, energy, equator, flexible, force, fur, greater sunda islands, high humidity, humanoid, indonesia, indonesian archipelago, indonesian tourism, jungle, malay archipelago, mammal, medan, monkey, movement, muzzle, natural ecosystem, natural heritage, north sumatra, oceania, orangutan, pongo, pongo abelii, primate, rainforest, republik indonesia, sinabung, southeast asia, strength, strong, sumatra, sumatran orangutan, trees, tropical climate,