S31 Ep4: Warm Ducks in the Cold Arctic

Aired: 11/14/2012 | 0:01:22 | Clip
Even in the depths of the Arctic winter, Common Goldeneyes stay a toasty 105 degrees inside their dense feathers. Their challenge is to prevent all that warmth from escaping into the icy water through their naked legs and bid, webbed feet. "An Original DUCKumentary" premieres Wednesday, November 14, 2012 at 8/7c (check local listings).