Effects of food preferences on token exchange and behavioural responses to inequality in tufted capuchin monkeys, Cebus apella

We examined the extent to which female capuchin monkeys show an [`]aversion to inequitable work effort’ by providing the monkeys with the opportunity to engage in token exchange tasks to earn either a preferred (grape) or nonpreferred (oat cereal) food item. In experiment 1, monkeys were paired with partners such that both were required to […]