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Field guide to the birds of the United States and Canada
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Peterson field guide to birds of Western North America
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National Geographic field guide to the birds of North America
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National Geographic pocket guide to the birds of North America
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Bird guide of North America : the best birding book for kids from a National Geographic bird expert
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The National Audubon Society birds of North America : the complete guide to birding--with full-color photographs, updated range maps, and authorative notes on voice, behavior, habitat, nesting, and conservation status
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Peterson field guide to birds of eastern and central North America
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Peterson field guide to birds of North America
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Feed the birds : attract and identify 196 common North American birds
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Peterson field guide to birds of eastern and central North America
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Second atlas of breeding birds in Pennsylvania
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The kids' guide to birds of Pennsylvania : fun facts, activities, and 88 cool birds
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Light as a feather : fifteen phenomenal North American birds
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How to know the birds : the art & adventure of birding
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Slow birding : the art and science of enjoying the birds in your own backyard
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Birds of North America. Eastern region : a quick identification guide to common birds
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The life of the skies
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America's other Audubon
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A supremely bad idea : three mad birders and their quest to see it all
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Birds, birds, birds! an indoor birdwatching field trip
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State birds
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Birdwatcher : the life of Roger Tory Peterson
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The feather detective : mystery, mayhem, and the magnificent life of Roxie Laybourne
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She heard the birds : the story of Florence Merriam Bailey : pioneering nature activist
