The Sibley Guide to Birds, Second Edition: A Review of an Iconic Guide in a New Edition
10,000 Birds
APRIL 1, 2014
The general location of the section on Ducks, Geese, and Swans can be found in the front, in the Contents listing. These range from a couple of sentences to half a page and discuss items such as Hummingbird Wing Shapes, Hummingbird Displays, Eyeshine (in Nighthawks), Woodpecker Drumming, Diving Motions of Ducks, and Warbler Hybrids.
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