A comprehensive bird field guide for the State of Arizona with over 900 photographs. Small enough to fit in cargo pant pockets. More than 500 species of birds are described including alternate plumages, voice, habitat, elevation ranges, behavior and noteworthy comments. Color coded range maps for all major species illustrate seasonal occurrences. Nationally, Arizona has the greatest number of hummingbirds. A specific chart shows which elevations hummingbirds can be located.