Sibley Birds East & Sibley Birds West: A Review
10,000 Birds
MAY 3, 2016
It gets very confusing when I’m trying to look at subspecies descriptions in multiple field guides (“Slate-Colored Fox Sparrow” in Sibley West, for example, is “Western Slate-colored Group” in Stokes West). Introduction: The Introduction has many of the same headings as the 2003 Introduction, but has been completely updated and rewritten.
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