Birders who come to the American Southwest often keep an eye out for Mexican species that stray across the border. Many neotropical migrants of western North America winter in Sonora, and a host of hummingbirds make their home south of the border as well. This eagerly awaited volume by two respected authorities covers more than 500 species of birds and contains a vast amount of information not available elsewhere.
The Birds of Sonora describes all the species known from that state and includes information on distribution, seasonal patterns of occurrence, abundance, and...