Chimpanzees appear to execute Rational Evidence-Weighing in complex decision-making tasks. The experiments conducted demonstrated that chimps changed their minds when presented with stronger evidence.

Jane Goodall, who spent decades studying chimpanzees and advocating for their protection, uncovered something unexpected in her work: These primates helped reverse a climate disaster that occurred ...

Bubbles became a global celebrity as Michael Jackson's pet, appearing in the singer's Bad concert tour and pop videos. Find out what happened after he left the spotlight ...

I’ve been “surrounded” by apes and monkeys for several weeks now as I read up on primate behavior as part of a UP course ...

A chimp community in Kibale National Park has split into rival groups, with one attacking the other as researchers—including ...

(AP) - Chimpanzees in Michigan are not considered “persons” with human rights, according to the state’s Court of Appeals. That means the owners of the DeYoung Family Zoo in the Upper Peninsula will ...

A recent study performed on chimpanzees demonstrates that chimpanzees possess cognitive flexibility similar to that of humans. When circumstances or evidence change, chimps appear to do the thing ...