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 …

Sep 23, 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 …

There are 3 species of orangutan. The Bornean, the Sumatran and the recently confirmed new species (as of 2017), the Tapanuli. These great apes are only found in the wild on the islands …

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 …

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 …

Oct 26, 2025 · Discover 10 incredible facts about orangutans, their rainforest homes, and how you can help protect these Critically Endangered great apes today.

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 …