Angelo Gandolfi / White fronted capuchin monkey (Cebus capucinus) two resting, Costa Rica, March.

Angelo Gandolfi / White fronted capuchin monkeys (Cebus capucinus) resting, Costa Rica, March.

Angelo Gandolfi / White-headed capuchin (Cebus capucinus) grooming behaviour, Costa Rica

Angelo Gandolfi / White-headed capuchin (Cebus capucinus) walking on giant palm-tree, Costa Rica

Thomas Marent / White-fronted Capuchin (Cebus albifrons) feeding, Magdalena Valley, Colombia

Thomas Marent / White-fronted Capuchin (Cebus albifrons), Magdalena Valley, Colombia

Nick Hawkins / White-faced capuchin monkey (Cebus capucinus) finding insects in wood, Curu National Park, Costa Rica. March 2015.

Nick Hawkins / White-faced capuchin monkey (Cebus capucinus) Manuel Antonio National Park, Costa Rica.

Thomas Marent / White-fronted Capuchin (Cebus albifrons) feeding on fruit, Tambopata-Candamo Nature Reserve, Peru

Thomas Marent / White-fronted Capuchin (Cebus albifrons), Tambopata-Candamo Nature Reserve, Peru

Thomas Marent / White-fronted Capuchin (Cebus albifrons), Tambopata-Candamo Nature Reserve, Peru

Juan Carlos Munoz / Banknotes of Costa Rica showing illustrations of Costa Rican animals including Sloths, Capuchins and Sharks. December 2014.