For the first time, scientists have experimentally shown bonobos (Pan paniscus), our closest living relatives along with chimpanzees (Pan troglodytes), can engage in pretend play — something previously assumed to be unique to humans.
Just like 2-year-old children can, Kanzi, a unique bonobo who could understand English, kept track of imaginary juice and grapes during pretend tea parties, according to a study published Thursday (Feb. 5) in the journal Science.
