Bonobo Makes An Emotional Choice | Video

A bonobo chooses to wait one minute for three pieces of food rather than get one piece of food immediately. The ape then scratches itself while waiting, a sign of anxiety and a hint that bonobos use emotions to drive their decisions just as humans do
credit : Rosati AG, Hare B (2013) Chimpanzees and Bonobos Exhibit Emotional Responses to Decision Outcomes. PLoS ONE 8(5): e63058. doi:10.1371/journal.pone.0063058