National Geographics Polar Explorations
Terrestrial Mammals in the Changing Arctic
S1 • E10 Mar 6, 2015 30m
Now that Arctic sea ice is retreating, what will become of the polar bear? Will it survive and, if so, in what numbers? Learn how changes to the ecosystem are affecting the polar bears and the other remarkable animals that call the Arctic home, from the lemming to the Arctic fox.
