Researchers offered a bonobo named Kanzi imaginary juice and grapes, presenting the tests as a kind of make-believe tea party ...

In the first demonstration of pretend play in a non-human, the ape favoured a cup filled with imaginary juice over one with ...

In a series of tea party-like experiments, Johns Hopkins University researchers demonstrate for the first time that apes can ...

Apes, like humans, are capable of pretend play, challenging long-held views about how animals think, a new study suggests.

A new experiment hints that an ape may be able to play pretend like humans do. Scientists studied a bonobo named Kanzi who was raised in captivity and became a whiz at communicating with humans using ...