A completely new edition of the most respected field guide to North American birds, Second edition Mar 2014 (second printing, July 2014), 624 pages,
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Undoubtedly the finest guide to North American birds.--Guy McCaskie, Birding The publication of The Sibley Guide to Birds, First Edition quickly
The Sibley Guide to Birds, Second Edition
The Sibley Guide to Birds – Second Edition – Sibley Guides
The Sibley Guide to Bird Life and Behavior: NATIONAL AUDUBON SOCIETY, Sibley, David Allen: 9780679451235: Books
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The Sibley Birder's Life List and Field Diary: Sibley, David Allen, Sibley, David Allen: 9780451497451: Books
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The Sibley Guide to Birds
David Allen Sibley, The Sibley Guide to Birds: Second Edition
