A new study shows a bonobo can track pretend juice and grapes, suggesting apes also have imagination, not only humans.

Remember childhood tea parties? The cups are empty, the teapot is dry, yet the air is thick with the drama of imagined pouring, sipping, and spilling. The mental gymnastics required to participate in ...

Researchers set up a series of tea party-like experiments with Kanzi, a language-trained bonobo who had provided decades ...

In the video captured on Feb. 26, the great ape runs towards the glass and bangs its hand on it, causing it to crack.

Can animals play pretend? It took a tea party with a bonobo to find out. In a set of experiments, a team of researchers offered a bonobo named Kanzi invisible juice and grapes, presenting the tests as ...

The ability to imagine things that aren't real is a fundamental part of the human experience. Scientists have long suspected some animals also have the ability to imagine and play pretend. NPR's Nate ...

The stereotype of violent chimpanzees and peaceful bonobos may be wrong, according to new research comparing aggression in both apes.

An exhibit at a Tennessee zoo is closed for repairs after a male bonobo shattered a layer of safety glass during an ...