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
♦ 3Jetz W, Sekercioglu CH, Böhning-Gaese K (2008)
The Worldwide Variation in Avian Clutch Size across Species and Space PLoS Biol 6(12): e303. doi:10.1371/journal.pbio.0060303
♦ 4Payne, RB 1984. Sexual selection, lek and arena behavior, and sexual size dimorphism in birds. Ornithol. Monogr. 33
♦ 5Dispersal of Melastome Seeds by Fruit-eating Birds of Tropical Forest Understory, Bette A. Loiselle and John G. Blake, Ecology, 80(1), 1999, pp. 330-336
♦ 6Habitat-Dependent Fruiting Behaviour of an Understorey Tree, Miconia centrodesma, and Tropical Treefall Gaps as Keystone Habitats for Frugivores in Costa Rica, Douglas J. Levey, Journal of Tropical Ecology, Vol. 6, No. 4. (Nov., 1990), pp. 409-420