Friend's Email: Subject:I have found a book that I think you would enjoy
HAWKS & OWLS of the Great Lakes & Eastern North America
HAWKS OWLS of the Great Lakes Eastern North America Author:Chris G. Early "Over 180 photos show the birds in their natural environment. Comparison pages group similar-looking birds on a single page for quick reference.
"This book includes male/female differences, seasonal and immature plumages, morphs, distinctive markings, full-color pictures and range maps."