A new edition of the best-selling field guide with 25 all-new plates covering the birds of Hawaii.
Sparrows are as complicated as they are common. This is an essential guide to identifying 76 kinds, along with a fascinating history of human interactions with them.
A comprehensive field guide that uses an innovative Sound Index to allow readers to quickly identify unfamiliar songs and calls of birds in western North America.
A completely revised, up-to-date guide to identifying the reptiles and amphibians of western North America.