National Geographic Field Guide to the Birds of North America, 6th Edition contains the most all-new material since the first edition was published more than 25 years ago. The latest edition will include 300 new art figures; unique subspecies maps never before seen in a field guide; extensive migration information overlaid on species maps; field-mark labels on all artwork; text updates to include new species; reorganization reflecting taxonomic changes in the bird community; organization, readability, and increased page count with a fresh new design.
National Geographic field guide to the birds of North America
Washington, D.C. :, National Geographic Society,, c2011.
574 p. :,col. ill., col. maps ;,21 cm.
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