America the Wild
Grizzly vs. Polar Bear
S1 • E9 Apr 9, 2012 45m
A strange and puzzling story is swirling through the land of the midnight sun: Polar Bears and Brown Bears, isolated from one another for millennia by geography, climate, and behavior, are suddenly appearing side-by-side – prompting Casey Anderson to embark on a fact-finding mission in the hopes of solving one of the natural world’s most intriguing new mysteries.