The island of Borneo is the only home of the proboscis monkey, an endangered primate that is surprisingly resilient.

Hurricane Maria devastated Puerto Rico’s “monkey island.” The surviving primates could help scientists learn about the psychological response to traumatizing events.

The life story of Travis the chimp and the family of tow truck operators who raised him like a human child before it all ended in tragedy.

On spear-wielding chimps who hunt for meat.