Attributes / relations provided by
♦ 1Current Status and Conservation of the Scarlet Macaw (Ara macao) in the Osa Conservation Area (ACOSA), Costa Rica, Fiona Dear, Christopher Vaughan and Adrián Morales Polanco, Research Journal of the Costa Rican Distance Education University Vol. 2(1): 7-21, June, 2010
♦ 2Flexibility in Diets of Three Species of Costa Rican Primates, Colin Chapman, Folia primatol. 49: 90-105 (1987)
♦ 3The sugar composition of fruits in the diet of spider monkeys (Ateles geoffroyi) in tropical humid forest in Costa Rica, Pablo Riba-Hernández, Kathryn E. Stoner and Peter W. Lucas, Journal of Tropical Ecology (2003) 19:709716