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Baby monkeys smile in their sleep – more so than human babies
Videos of sleeping baby Japanese macaques show they smile much more than human babies. 聽Are they having sweeter dreams?
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Videos of sleeping baby Japanese macaques show they smile much more than human babies. 聽Are they having sweeter dreams?
One of the first digs searching for stone tools used by monkeys has unearthed evidence that promises to change the way we study the evolution of tool use