Attributes / relations provided by
♦ 1Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109
♦ 2Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014.
EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
♦ 3"Foraging Behavior of Kaempfer's Woodpecker (Celeus obrieni), a Bamboo Specialist (Comportamiento de Forrajeo de Celeus obrieni, un Especialista de Bambú)", Gabriel Augusto Leite, Renato Torres Pinheiro, Dianes Gomes Marcelino, José Eugênio Côrtes Figueira and Jacques Hubert Charles Delabie, The Condor Vol. 115, No. 2 (May 2013), pp. 221-229