The Sibley Field Guide to Birds of Western North America

The Sibley Field Guide to Birds of Western North AmericaBy: David Allen Sibley Series: Sibley Guides Now completely revised and updated, the authoritative guide to over 700 birds of the American West from renowned birder, illustrator, and New York Times bestselling author David Sibley Compact and comprehensive, this guide features 715 bird species, plus regional populations, found west of the Rocky Mountains. Entries include stunningly accurate illustrationsmore than 5,046 in totalwith descriptive captions

By: David Allen Sibley   | Series: Sibley Guides 

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Now completely revised and updated, the authoritative guide to over 700 birds of the American West from renowned birder, illustrator, and New York Times bestselling author David Sibley

Compact and comprehensive, this guide features 715 bird species, plus regional populations, found west of the Rocky Mountains. Entries include stunningly accurate illustrations—more than 5,046 in total—with descriptive captions pointing out the most important field marks. Each entry also  includes the most current information concerning frequency, nesting, behavior, food and feeding, voice description, and key identification features. 

This improved edition includes:
• Updated habitat, description, behavior, and conservation text for each species account and all family pages.
• New and revised illustrations of species and regional forms.
• New design featuring species accounts in columns, allowing for better comparison and more illustrations and text.
• Current taxonomic order and up-to-date common names.
• All maps revised to reflect the most current range information.
• More species and rarities included.
 
The Sibley Field Guide to Birds of Western North America contains more than 652 updated maps drawn from information contributed by 110 regional experts across the continent, and shows winter, summer, year-round, migration, and rare ranges.