Monkeys Show Regret And Disappointment Like Humans: Study
Time:
We humans tend to think of ourselves as the only sentient beings capable of regret, a key emotion that helps keep us from making the same mistakes over and over.
Now a new study shows that rhesus monkeys may be saddled with the same feelings of disappointment — at least when they lose at rock, paper, scissors.





First Posted: 06/01/11 02:10 PM ET Updated: 11/16/11 06:15 AM ET