Product Description

This guide describes 244 species plus 260 subspecies, including the key features needed to identify them. The 600 illustrations show details of anatomy, reproduction, scale arrangement, and life stages. Full range information is given in 200 maps.

Product Details

• Amazon Sales Rank: #1947196 in Books
• Published on: 1985
• Original language: English
• Binding: Paperback
• 360 pages

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, and the Peterson Field Guides® are credited with helping to set the stage for the environmental movement.

Text and illustrated by Robert C. Stebbins, Professor Emeritus of Zoology, and Curator Emeritus of Herpetology, Museum of Vertibrate Zoology, University of California, Berkeley