Hummingbirds and Torpor

San Antonio - United States

Article by Devorah Bennu on the strategy used by hummingbirds to conserve energy in order to survive long cold nights.

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Hummingbirds.net
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Learn all about the hummingbirds of North America. Includes photos of known breeding species, feeder tips, and more.

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Photographs and notes of 14 hummingbird species from throughout the Americas.

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Close-up photographs and notes by hummingbird bander Dave Patton.

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Photos and description of the species and one of its cultivars.