Falls, J. Bruce, and Jeffrey G. Kopachena. 2010. “White-throated Sparrow (Zonotrichia albicollis).” 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/whtspa doi: 10.2173/bna.128