Tampa, Florida -- Five-month-old chimpanzee Keeva has learned a lot in her young life. She can laugh, reach out and grasp objects, stand upright while holding on, hang briefly from a tree branch or ...

Bala Amarasekaran has never felt like running his world-renowned sanctuary for orphaned chimpanzees in Sierra Leone was truly work, having come to his calling only after several unexpected twists of ...

In the forests of Sierra Leone, Bala Amarasekaran has spent three decades building a sanctuary, and a life, around orphaned chimpanzees whom he calls family. What began with the rescue of a single ...

JOHANNESBURG (AP) — In the six years he's managed a sanctuary for abused and orphaned chimpanzees, South African conservationist Eugene Cussons is from time to time called on to comment when an ape ...

A world-famous sanctuary for orphaned chimpanzees in Sierra Leone has reopened to the public, ending a five-month closure in protest at the dangers of deforestation, the reserve told AFP on Monday.

In the 1970s, there were around 20,000 critically endangered western chimpanzees in Sierra Leone. But by 2008, when the most recent census was carried out, there were only around 5,500 western ...

Renowned primatologist Jane Goodall’s decades of research into the lives of wild chimpanzees radically changed our understanding of these intelligent apes, humans’ closest relatives. Photograph by ...