Orangutans are great apes native to the rainforests of Indonesia and Malaysia. They are now found only in parts of Borneo and Sumatra, but during the Pleistocene they ranged throughout Southeast Asia and South China. Classified in the genus Pongo, orangutans were originally considered to be one species.

Mar 25, 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, which are comparable to those of the gorilla and the chimpanzee.

Known for their distinctive red fur, orangutans are the largest arboreal mammal, spending most of their time in trees. Long, powerful arms and grasping hands and feet allow them to move through the branches. These great apes share 96.4% of our genes and are highly intelligent creatures.

These long-haired, orangish primates, found only in Sumatra and Borneo, are highly intelligent and are close relatives of humans. Orangutans have an enormous arm span. A male may stretch his arms...

Orang-utans are the world's largest tree-climbing mammals. But their forest habitat in Indonesia and Malaysia is rapidly disappearing, putting the future of Asia's only great ape in peril. Orang-utans are known as gardeners of the forest.

Orangutans are the largest arboreal mammals and the most socially solitary of the great apes. All three orangutan species — Bornean, Sumatran and the newly discovered Tapanuli — are critically endangered, primarily due to habitat loss.

Orangutan. Though an adult male orangutan can weigh up to 220 pounds (100 kilograms)—females weigh about half what males do—orangutans spend most of their time up in the trees. They are the...

Orangutans are distinguished by their long, muscular arms and gripping hands and feet which allow the world’s largest tree-dwelling mammal to sway branch to branch. Orangutans cannot survive without trees.

Established in 1986 by Dr. Biruté Mary Galdikas, OFI supports the conservation, protection, and understanding of orangutans and their rainforest habitat in Borneo, while caring for and rehabilitating ex-captive orangutans for release back into the wild.

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 …