Within-group cooperation (i.e., among closely related individuals), is to varying degrees observed among a significant number of animal species. However, peaceful encounters and cooperation between ...

Bonobos (pictured) and chimpanzees are our closest relatives. A new study looks at how a community of bonobos behave when they encounter a different group of bonobos. It's markedly different from the ...

Chimpanzees and bonobos are often thought to reflect two different sides of human nature—the conflict-ready chimpanzee versus the peaceful bonobo—but a new study publishing April 12 in the journal ...

A new look into the private lives of chimpanzees has found that the primates settle disagreements with close friends by rubbing genitals together, a behavior previously that's commonly seen in their ...

People are constantly looking at the behavior of others and coming up with ideas about what might be going on in their heads. Now, a new study of bonobos adds to evidence that they might do the same ...

Great apes share human-like social circles, but chimpanzees and bonobos differ in how selectively they maintain close social bonds. A new international study led by researchers from Utrecht University ...

A lot of human society requires what’s called a “theory of mind"—the ability to infer the mental state of another person and adjust our actions based on what we expect they know and are thinking. We ...

Add Yahoo as a preferred source to see more of our stories on Google. Baby bonobo Previously thought to be an exclusively human skill, knowing when a friend could use a clue appears to be a talent we ...

The great apes are the closest living relatives to humans. We share over ninety-eight percent of our DNA with some species of these creatures, and it’s valuable to think of ourselves as being more ...