The Bird Songs Anthology (200 birds from North America and Beyond featuring Audio from The Cornell Lab of Ornithology, Retail $45)

Collins Birds of the world

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Belize & Northern Guatemala: The Ecotravellers' Wildlife Guide (A Volume in the The Ecotravellers' Wildlife Guides Series) (Ecotravellers Wildlife Guide: Belize and Northern Guatemala)

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Hawaii: The Ecotravellers' Wildlife Guide (Ecotravellers Wildlife Guide: Hawaii)

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Ecuador and the Galapagos Islands: the Ecotravellers' Wildlife Guide (Ecotravellers Wildlife Guide: Ecuador and the Galapagos Islands)

Unknown Author

Alaska

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Peru

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