06-02-2011, 04:01 AM
Penguins use Mexican waves to stay warm
Emperor penguins huddled together against the cold are using rhythmic movements to stay tightly packed together.
http://www.abc.net.au/news/stories/2011/...233633.htm
Emperor penguins huddled together against the cold are using rhythmic movements to stay tightly packed together.
http://www.abc.net.au/news/stories/2011/...233633.htm