Waterproof Foldable Pocket Guide
Author: Greg R. Homel
Over 100 stunning digital photographs depict every hummingbird species ever recorded in the United States and Canada. And just as importantly, each species is represented by a variety of images that show precisely which field marks to look for and how each may appear in the field at differing lighting angles.
4.25" x 0.25" x 9.5"