Monkey See Monkey want too...
Humans aren't the only ones who hate a bum deal, it turns out.
In a recent study, brown capuchin monkeys trained to exchange a granite token for a cucumber treat often refused the swap if they saw another monkey get a better payoff
In a recent study, brown capuchin monkeys trained to exchange a granite token for a cucumber treat often refused the swap if they saw another monkey get a better payoff