Find out if climbing is as easy as walking for small primates: http://www.newscientist.com/article/dn13911 Watch some birds that can pump up water droplets with their beaks: http://www.newscientist.com/article/dn13906 And see what researchers are finding out about polar ice caps on Mars. Author: newscientistvideo Keywords: primate climb walk energy oxygen bird pump beak water polar ice Mars layers Added: May 16, 2008
