Researchers found that chimpanzees update their beliefs based on evidence, showing a human-like ability to reason and reflect ...

When presented with multiple clues about the location of food, chimps revised their choices based only on stronger clues, indicating they were comparing the worth of pieces of information ...

The experiment suggests that the animals are “not just driven by simple, emotional responses” but “have rather complex awareness.” ...

(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 ...

Nov. 9, 2005 — -- Moe the chimp was like a son to the Davis family. St. James and LaDonna Davis say they rescued the chimp from Africa and then raised him in their California home -- sometimes ...

Researchers have found two important building blocks of human speech in wild chimpanzees, one of our closest relatives. A pair of studies finds that chimp communication includes both rhythmic ...