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
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
