Jonathan K. Alderfer

An authoritative series of compact regional bird field guides surveys the diverse bird species in a variety of popular birding hotspots, along with helpful identification tips, detailed descriptions, full-color artwork and photographs, new locator and range maps, information on behavior and nesting, new plumage and species classification data, and other valuable facts about North American birds.

Pennsylvania

National Geographic Field Guide to Birds

Covers every bird species in North America, as well as all the migrants that fly through. The entries are organized by 82 family groups, according to American Ornithological Union guidelines. Within a family, each separate bird entry has dozens of identification tips and illustrations on species' genders, age groups, behavior, habitats, nesting and feeding habits, and migration routes. Includes a quick-find index for the most common bird groups, text by numerous birding experts, range and migration maps, photographs as well as illustrations by expert artists, and a full glossary.--From publisher description.

National Geographic Complete Birds of North America

Jon Lloyd Dunn

A birding guidebook provides identification tips, information on behavior and nesting, six hundred locator and range maps, and new plumage and species classification data on over 750 North American birds found west of the Rocky Mountains.

National Geographic Field Guide to the Birds of Western North America

Chapters for the more than eighty avian families containing an overview of plumage, behavior, distribution, taxonomy, and conservation are followed by descriptions of all 962 species covering identification, similar species, voice, status, and distributio

A completely revised and updated fifth edition of the popular birding handbook provides identification tips, full-color artwork, new locator and range maps, information on behavior and nesting, new plumage and species classification data, and other valuable facts about more than eight hundred North American birds. Original. 75,000 first printing.

National Geographic Field Guide to the Birds of North America

Rescaled and enlarged, this visual resource offers detailed views of all nine hundred and seventy North American bird species, and includes seven hundred range maps based on the latest science.

Jonathan K. Alderfer

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