Rodgers, James A., Jr., and Henry T. Smith. 2012. “Little Blue Heron (Egretta caerulea).” 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/libher doi: 10.2173/bna.145