Keeping warm: Coordinated movements in a penguin huddle
Wednesday, June 1, 2011 - 18:30
in Earth & Climate
To survive temperatures below -50 ° C and gale-force winds above 180 km/h during the Antarctic winter, Emperor penguins form tightly packed huddles and -- as has recently been discovered -- the penguins actually coordinate their movements to give all members of the huddle a chance to warm up.