America the Wild

Grizzly vs. Polar Bear (1x9)

Fecha de emisión: Abr 09, 2012

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.