Now through December 31, 2013, receive a free Eagle Optics Guide to Eastern North American Wood Warblers with your purchase.
The Sibley Guide to Birds has an innovative design that makes it so user-friendly. Illustrations are arranged to facilitate comparison, yet still capture the unique character of each species. Discover a wealth of new information on the birds of Eastern and Western North America:
Both novice and experienced birders will appreciate the introductory page for each family or group of related families that makes comparisons simple.