March 6, 2013

How Penguins Survive Subzero Cold

Joseph Stromberg, Smithsonian


AP Photo

Antarctica, as you might expect, gets pretty darn cold: Temperatures as low as -40 degrees Fahrenheit are often recorded during the winter. For the creatures who live there, this extreme cold demands innovative survival strategies that enable the loss of as little heat as possible.

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TAGGED: Convection, Radiation, Heat, Cold (temperature), Penguins

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