Each guide includes:
* the newest scientific and common names and phylogenetic order
* special help for identifying birds in flight through important clues of behavior, plumage, and shape
* detailed descriptions of songs and calls
* important behavioral information and key habitat preferences
* the newest range maps, detailing species' winter, summer, year-round ranges, and migration routes
by Donald Stokes and Lillian Stokes
Little, Brown and Company, 2013