Brennan, Leonard A., Fidel Hernandez, and Damon Williford. 2014. “Northern Bobwhite (Colinus virginianus).” The Birds of North America, edited by Paul G. Rodewald. Ithaca: Cornell Lab of Ornithology. Retrieved from the Birds of North America: https://birdsna.org/Species-Account/bna/species/norbob doi: 10.2173/bna.397