These analyses ruled out simpler explanations, such as the chimps favoring the latest signal (recency bias) or reacting to the most obvious cue. The models confirmed that the chimps' decision-making ...

You generally have reasons, good or bad, for your beliefs. You can reflect on those reasons: “Why do I think there’s a serial killer in the attic? It’s because the floor creaked.” And, paragon of ...

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 ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An experimental study of modern chimpanzees has documented patterns of ...

Chimpanzees are our closest living relatives, and this adds to the fascination of learning how they behave and interact with each other. We know that they, like humans, live in social groups and that ...

Compared to children, adults don't play as much, but social play into adulthood is considered a universal human trait. Play has a role in building tolerance, cohesion, bonding, and cooperation. By ...

A team of researchers has identified distinct mother-offspring attachment types in wild chimpanzees (Pan troglodytes verus). Drawing parallels with human psychology, the study provides compelling ...