National Audubon Society Birds of North AmericaUpdated for the first time in decades, this unparalleled reference work is the most comprehensive and authoritative guide to the birds of North America and now includes the latest information on conservation status and the effects of climate change from the world's most trusted name in birding, beloved by millions of backyard enthusiasts and experts alike "If you've ever wondered what birds show up in your backyard or which species you see when your