This third edition covers all the species of reptiles and amphibians found in western North America. More than 650 full-color paintings and photographs show key details for making accurate identifications. Up-to-date color range maps give species' distributions. Important information on conservation efforts and survival status rounds out the detailed species descriptions.
About the Author
Roger Tory Peterson, one of the world's greatest naturalists, received every major award for ornithology, natural science, and conservation as well as numerous honorary degrees, medals, and citations, including the Presidential Medal of Freedom. The Peterson Identification System has been called the greatest invention since binoculars. These editions include updated material by Michael O'Brien, Paul Lehman, Bill Thompson III, Michael DiGiorgio, Larry Rosche, and Jeffrey A. Gordon.
Robert C. Stebbins is a professor emeritus and the author of over a dozen books.