The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

• Avery, M. L., & van Riper, C. III. (1993). Post-breeding territoriality and foraging behavior in Costa’s Hummingbird (Calypte costae). Southwestern Naturalist. 38, 374-377.
• Bakus, G. J. (1962). Early nesting of the Costa Hummingbird in southern California. Condor . 64, 438-439.
• Baltosser, W. 1989. Costa's Hummingbird: Its Distribution and Status. Western Birds, 20: 41-62.
• Baltosser, W. H. (1983). Nesting ecology of sympatric hummingbirds in Guadalupe Canyon. PhD, Las Cruces, New Mexico, U.S.A.: New Mexico State University.
• Baltosser, W. H. (1986). Nesting success and productivity of hummingbirds in southwestern New Mexico and southeastern Arizona. Wilson Bulletin. 98, 353-367.
• Baltosser, W. H. (1987). Age, species, and sex determination of four North American hummingbirds. North American Bird Bander. 12, 151-166.
• Baltosser, W. H. (1989). Nectar availability and habitat selection by hummingbirds in Guadeloupe Canyon. Wilson Bulletin. 101, 559-578.
• Baltosser, W., P. Scott. 1996. Costa's Hummingbird. The Birds of North America, 251: 1-32.
• Banks, R. C., R. W. McDiarmid, A. L. Gardner, and W. C. Starnes. 2003. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada
• Banks, R. C., R. W. McDiarmid, and A. L. Gardner. 1987. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada. Resource Publication, no. 166. 79
• Bené, F. (1941). Costa Hummingbird at Papago Park, Arizona. Condor . 44, 282-283.
• BirdLife International 2009. Calypte costae
• Gill, Frank, and Minturn Wright. 2006. Birds of the World: Recommended English Names. ix + 259
• Indianapolis Zoo, "Costas Hummingbird" (On-line). Accessed March 23, 2001 at http://www.indyzoo.com/facts/fact.asp?animal=costas%20hummingbird.
• John Terres (1980) The Audubon Society Encyclopedia of North American Birds. Knopf: New York.
• Mallette, B. 1990. Helicopters of the Bird World. Outdoor California, November-December: 14-17.
• The Birds of North America Online (Online source)