Orangutans are among the most intelligent primates. They use a variety of sophisticated tools and construct elaborate sleeping nests each night from branches and foliage. The apes' learning abilities …

Nov 21, 2025 · Orangutan, any of three species of Asian great apes found in rainforests on the Southeast Asian islands of Sumatra and Borneo. They are renowned for their cognitive abilities, …

Oct 6, 2025 · At the Smithsonian’s National Zoo and Conservation Biology Institute (NZCBI), our orangutans are ambassadors for their species, helping us share their story and inspire action for …

Known for their distinctive red fur, orangutans are the largest arboreal mammals, spending most of their time in trees. Long, powerful arms and grasping hands and feet allow them to move through the …

Taxonomy, morphology, growth, evolution: Scientists recognize three distinct species of orangutans: Pongo pygameus on the island of Borneo, Pongo abelii on the island of Sumatra, and the recently …

Red apes of the forest: Orangutans live in tropical and swamp forests on the Southeast Asian islands of Borneo and Sumatra. These shaggy red apes are the largest arboreal mammal and the only great …

The Malay word orangutan means “person of the forest.” These long-haired, orangish primates, found only in Sumatra and Borneo, are highly intelligent and are close relatives of humans.

Fascinating, intelligent, and incredibly agile, orangutans are one of the most unique species on our planet. These reddish-brown great apes are native to the dense rainforests of Sumatra and Borneo …

Orangutans are found in the tropical rain forests of only two islands in the world: Sumatra (in Indonesia) and Borneo (in Malaysia and Indonesia). They are the largest arboreal (tree dwelling) animal in the …

Orangutans can live between 50 and 60 years in the wild (Rowe 1996). The two species of orangutan are geographically separated and found only on the islands of Borneo and Sumatra.