Jane Goodall’s research at Gombe Stream National Park revolutionized our understanding of chimpanzee intelligence. In 1960, she observed a chimp named David Greybeard stripping leaves from twigs to ...

Chimpanzees can change their minds when the facts no longer support their previous beliefs – a rational level of thinking that was once considered uniquely human. In a series of experiments designed ...

Chimpanzees are among the most intelligent primates, but that intelligence is paired with extreme physical strength and aggression. Documented attacks show that they can inflict severe and sometimes ...

Animal intelligence can be surprisingly difficult to measure. We often judge other species by our own standards, but ...

When Jane Goodall arrived at Tanzania's Gombe Stream in 1960, she carried neither a doctoral degree nor conventional scientific training. What she possessed was something far more useful: the ...

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 ...

She died of natural causes in California while on a U.S. speaking tour, the institute said. "Her discoveries as an ethologist revolutionized science, and she was a tireless advocate for the protection ...

The man tracking chimpanzee movements in a rainforest is required to follow the primates wherever they go—except up in the trees. Onesmas Ainebyona stalks the chimps with such spiritual determination ...