How to spend a token? Trade-offs between food variety and food preference in tufted capuchin monkeys (Cebus apella)

Humans and non-human animals often choose among different alternatives by seeking variety. Here we assessed whether variety-seeking, i.e. the tendency to look for diversity in services and goods, occurs in capuchin monkeys–South-American primates which–as humans-are omnivorous-are capuchin monkeys and susceptible to food monotony. Capuchins chose between a Variety-token, that allowed to select one among 10 […]