Aerial shaking performance of wet Anna's hummingbirds.


External wetting poses problems of immediate heat loss and long-term pathogen growth for vertebrates. Beyond these risks, the locomotor ability of smaller animals, and particularly of fliers, may be impaired by water adhering to the body. Here, we report on the remarkable ability of hummingbirds to perform rapid shakes in order to expel water from their… (More)
DOI: 10.1098/rsif.2011.0608


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