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Birds of the World Online

Birds of the World is a living, scholarly publication that integrates content from several renowned ornithological resources, including Handbook of the Birds of the World Alive, Birds of North America, Neotropical Birds, Bird Families of the World, and the Internet Bird Collection. A definitive resource for pursuing questions about birds.
Availability:
Only available to registered users.
Publisher:
Cornell Lab of Ornithology
In Subject Lists:

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