Kids copy useless gestures. Bonobos don't. | Science News
Children readily perform nonsensical motions over a box, but bonobos won’t. Here, an experimenter demonstrates a tracing ritual to a bonobo, who later skips right past the useless gestures and tries to pry open the box. (Boxes given to bonobos and kids weren’t designed to open, in part to prompt frustration that might lead to overimitation).
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