S37 E6: Polar Bear Mom Creates Avalanche to Save Family

After being pursued up an icy mountain by an aggressive male, this mother polar bear creates a mini avalanche to save her cubs.
Aired: 11/28/2018 | 0:02:55
You may also like
  • Autumnwatch New England
  • Outback
  • Second Opinion
  • Big Pacific
  • Cancer: The Emperor of All Maladies
©2019 WNET All Rights Reserved.   825 Eighth Avenue, New York, NY 10019