Monkey see, monkey do (Introduction)
A stone-throwing chimp; purposeful or not. A sample of one:-http://news.sciencemag.org/sciencenow/2012/05/stone-throwing-chimp-is-back.html?ref=em
A stone-throwing chimp; purposeful or not. A sample of one:-http://news.sciencemag.org/sciencenow/2012/05/stone-throwing-chimp-is-back.html?ref=em