beta
Birds: Penguins Do the Wave to Keep Warm
Flash Player Upgrade Required.
You must download and install the latest version of Adobe Flash Player to view this content. Click here to download.
Coming up next in 10 seconds
More Videos
-
© 2011 National Geographic; video courtesy Daniel P. Zitterbart/Erlangen University
Penguins Do the Wave to Keep Warm
June 15, 2011—New, sped-up video of an emperor penguin huddle in Antarctica shows the group takes small steps, creating a wave. Researchers say the undulations ensure each penguin a turn in the middle of the cluster, which helps the birds keep warm.
