Imagine you’re at a tea party with a bonobo. What kind of tea are you serving? Are there cakes? What is the bonobo wearing?

Kanzi, the world’s most celebrated bonobo who learned to communicate and play Minecraft with humans, died last week in Iowa, U.S., at the age of 44. Ape Initiative, a research organization in the city ...

A bonobo that took part in a pretend tea party like those acted out by young children has shown that our closest primate relatives have the capacity for make believe. Kanzi the bonobo (Pan paniscus) ...