Competitive mushing requires a very special dog breed. Get the scoop on the true stars of the Iditarod.
Added: Sep 23, 2008
Views: 26598 Views
Runtime: 02:22
ATTENTION! We recently updated our privacy policy. The changes are effective as of September 10, 2008. To see the new policy, click here.
Questions? See the policy for the contact information.
Copyright © 2009 Discovery Communications, LLC. The number-one nonfiction media company.