Watch Kanzi the bonobo pretend to have a tea party

Little kids hosting make-believe tea parties is a fixture of childhood playtime and long presumed to be exclusively a human ability. Researchers at Johns Hopkins University presented evidence in a new paper published in the journal Science that a bonobo named Kanzi was also able to participate in pretending to hold a tea party. For the authors, this suggests that apes are capable of using their imagination just like human toddlers.

“It really is game-changing that their mental lives go...