The National Audubon Society Field Guide to North American
ISBN: , SKU: , AUTHOR: Bull, John / Farrand, John, Jr., PUBLISHER: Alfred A. Knopf, Introduced in and completely revised in , these bestselling photographic field guides have become the birding bibles of more than four million enthusiasts. Virtually every bird found in North America is brought to life in a full-color photograph and with textual information on the bird's voice, nesting habits, habitat, range, and interesting behaviors. Accompanying range maps; overhead flight silhouettes; sections on bird-watching, accidental species, and endangered birds make these the most comprehensive field guides to birds available. @lt;br@gt;@lt;br@gt; Note: the Eastern Edition generally covers states east of the Rocky Mountains, while the Western Edition covers the Rocky Mountain range and all the states to the west of it.