Hummingbirds: Flying Jewels

Hummingbirds: Flying Jewels

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Honey consumption: 2-5 g = 80% of its body weight Water consumption: 25 g = 830% of its body weight The control, showing how much water would evaporate from the feeding-bottle in the same period, showed practically nil. The evaporatinganbsp;...

Title:Hummingbirds: Flying Jewels
Author:Walter Scheithauer
Publisher: - 1967


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