News - Orangutan Behaviour

Another Baby!

The ultimate goal of all of BOS Foundation’s reintroduction efforts is to establish populations of orangutans who are self-sufficient, have babies and raise them to independence. Therefore, the best marker of success for us is when... View Article

Strong alone

If you’ve ever watched recordings of gorillas, chimpanzees, long-tailed macaques, langurs, gibbons, or proboscis monkeys, you would have seen them gathered in groups, exploring their surroundings or foraging for food together. Orangutans follow a completely different... View Article

Leaders of the pack

“Yooo! Buah, yooo!”, it resounds through our Nyaru Menteng Orangutan Rehabilitation Centre in Central Kalimantan every morning around 8 o’clock. It is the call of the surrogate mothers to signal the little students in their enclosures... View Article

Napri, the loner

Orangutans, much like their human relatives, each have their own unique personalities. At our Nyaru Menteng Forest School in Central Kalimantan, we have class clowns, social butterflies, and we have quiet orangutans, who prefer to spend... View Article

Orangutans supplement diet with loris

18 January 2012
When fruit is scarce, try chomping on a slow loris. That seems to be the strategy adopted by the normally vegetarian orang-utans, which have been spotted knocking the small primates out of trees and killing them with a bite to the head.

Teaching orangutans to be wild

18 December 2010
Michelle Desilets, Executive Director of the Orangutan Land Trust, spoke with Laurel Neme on her "The WildLife" radio show and podcast about the process of rehabilitating orphaned orangutans and teaching them to be wild. This is the second in a two-part interview.