Study co-author Christen Lin added that while one might not expect a chimp to care if another species watches them performing ...

Our study site is special in that chimpanzees frequently interact with and even enjoy the company of humans here, participating almost daily in various touch screen experiments for food rewards ...

Complicated births may not have arisen in humans as a trade-off between our need for big brains and pelvises suitable for upright walking, new research in chimps suggests. When you purchase ...

Star-Telegram reporter George Dolan first introduced “Blondie,” a 23-month-old African lion, to readers in July 1955. Dolan, ...

By Zach Hagadone Reader Staff Like many people — probably too many people — I binged Tiger King in its entirety when it arose as a short-lived cultural behemoth during the early dark ...

The findings suggest that this “audience effect” predates the development of reputation-based human societies, the researchers say. “It was very surprising to find that chimpanzees are ...

ALBUQUERQUE, N.M. (AP) — The National Institutes of Health decided to relocate nearly two dozen retired research chimpanzees ...

Chimpanzees carry out tasks better when they are watched by others - just like many people do at work - a new study has suggested. A research team in Japan suggested the great apes are receptive ...

[Related: Chimp conversations can take on human-like chaos.] To assess how this effect manifests in chimps, researchers at Japan’s Kyoto University relied on their study facility’s ...

The findings suggest that this "audience effect" predates the development of reputation-based human societies, the researchers say. "It was very surprising to find that chimpanzees are affected in ...

The animals have not been used as test subjects since 2015, when the NIH retired chimpanzees — humans' closest relatives — from invasive research.More than 200 were previously moved to the ...