California Herps: Great website with information and images of reptiles and amphibians from California.
Florida Museum of Natural History Checklist of Lizards
Krysko and Daniels key to the geckos of Florida to begin learning how to identify the different gecko species.
More Reptile and Amphibian Fun
Natural History Museum of Los Angeles County Section of Herpetology Facebook page
San Diego Natural History Museum's Department of Herpetology Facebook page
Field Herp Forum: nationwide association of "field herpers" (people interested in field work with reptiles and amphibians) where interested parties share stories, headlines and photos.
A Key to the Geckos (Sauria: Gekkonidae) of Florida by Kenneth L. Krysko and Keidra J. Daniels.
A Field Guide to Western Reptiles and Amphibians - Peterson field guide by Robert C. Stebbins
A Field Guide to Reptiles and Amphibians: Eastern and Central North America - Peterson Field Guide by Roger Conant and Joseph T. Collins
Lizards of the American Southwest - photographic field guide by Lawrence L.C. Jones and Robert E. Lovich