Penguin huddles move like traffic jams

By Sarah Zielinski, 11:37 AM December 20, 2013

Emperor penguins, the largest of all the penguin species, have a unique method of ensuring a successful breeding season despite the harsh Antarctic winter: The males incubate the eggs, tucking them in an abdominal pouch just above their feet. The conditions these birds endure are not for the faint of heart, with temperatures as low as 50° Celsius and hurricane-strength winds of up to 200 kilometers per hour. To stay warm and conserve energy during the breeding season and, well, any time of y...

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