Sibley Birds East & Sibley Birds West: A Review
10,000 Birds
MAY 3, 2016
Images show the bird in flight, both underside and upperside, and in juvenile and adult plumages– breeding and nonbreeding, and, where appropriate, male and female. And, a huge improvement over the 2003 edition, in my librarian eyes: the table of contents lists each identification information box!
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