Bonobo Monkey Shakes Head to Say "No"

Is shaking one's head to mean "no" solely a human gesture? Perhaps not. This film from the BBC shows a mother Bonobo ape shaking her head at her rascal child to stop it playing with it's food.Bonobos are alread...

http://www.neatorama.com/2010/05/06/bonobo-monkey-shakes-head-to-say-no/