Chimpanzees have a reputation for being aggressive, while bonobos are often seen as their peaceful counterparts. This ...

During a lab visit in 1990, Jane Goodall disregarded the caution of some workers there to get close to an alpha chimpanzee and communicate with it Goodall's groundbreaking years observing chimps ...

Watch the moment a dangerous chimp escaped and chaos followed.

When Aristotle claimed that humans differ from other animals because they have the ability to be rational, he understood rational to mean that we could form our views and beliefs based on evidence, ...

The urine of chimpanzees contains high levels of alcohol byproduct, most likely because the chimps regularly gorge themselves on fermented fruit, according to a new paper published in the journal ...

Editor’s note: When news broke last week of the death of famed ethologist and conservationist Jane Goodall, at age 91, Ron Arias was reminded of the time he’d spent with her for a magazine profile ...