Bell's Vireo

Steve West. 2009. Observation notes from 2009 survey in Rattlesnake Springs in Carlsbad Caverns National Park. 33 pages.

Stevenson, J.S., J.R. Koplin, and C.E. Kennedy. 1981. Memo to Forest Supervisor from Jancie Stevenson, USFS Wildlife Management Biologist, regarding wildlife in the Bunk Robinson RARE II Area (Guadalupe Canyon). . 9 p.

Bureau of Reclamation. 2009. Database of Yellow-billled Cuckoo detections from 2004 to 2009. U.S. Department of Interior, Bureau of Reclamation.

• Yellow-billed Cuckoo
• Coccyzus americanus
• Bell's Vireo
• Vireo bellii

Rustay, Christopher. 2002. Bird database of sightings from Christopher Rustay, 1998-2002.

• Bell's Vireo
• database
• Vireo bellii