“One of the main findings is that all chimpanzee kids are risky, and that infant and juvenile chimpanzees are even more risky ...

AMES, Iowa – Iowa State University Anthropology Professor Jill Pruetz long suspected that man-made changes influenced the aggressive behavior researchers have observed among chimpanzees. However, her ...

Twenty-five years after the film's release, the chimps from "MVP" feel the lingering effects of a life in show business. Kelsea Petersen / The Athletic; Tim DiFrisco / Getty, Tom Pidgeon / Getty ...

The riskiest behavior in humans peaks in adolescence. Researchers from the University of Michigan and James Madison University expected to find risky behavior to peak in adolescence in a study of ...

AMES, Iowa – It was a discovery that changed what researchers knew about the hunting techniques of chimpanzees. In 2007, Jill Pruetz first reported savanna chimps at her research site in Fongoli, ...