Old joke: Apes also like to tease, meaning trait could be ancient phys.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from phys.org Daily Mail and Mail on Sunday newspapers.
PARIS (AFP) – A boisterous young chimpanzee slaps an adult in his family on the back, then scampers away and looks back to see the response to his cheekiness. Nothing yet, so the young chimp Azibo rolls back and dishes out another slap, this time provoking a reaction: the distracted adult waves a half-hearted swipe […]