National Audubon Society Pocket Guide to Familiar Birds: West
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National Audubon Society Pocket Guide to Familiar Birds of Sea and Shore
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National Audubon Society Pocket Guide to Songbirds and Familiar Backyard Birds: West
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The Sibley Field Guide to Birds of Eastern North America is an indispensable resource for all birders seeking an authoritative and portable guide to the birds of the East.
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The Sibley Field Guide to Birds of Western North America is an indispensable resource for all birders seeking an authoritative and portable guide to the birds of the West.
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The Sibley Guide's innovative design makes it entirely user friendly. The illustrations are arranged to facilitate comparison, yet still capture the unique character of each species.
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The Sibley Guide to Bird Life and Behavior is the new landmark book from David Allen Sibley. Designed to enhance the birding experience and to enrich the popular study of North American birds, the book combines more than 795 of his full-color illustrations with authoritative text by 48 expert birders and biologists
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