S26E08
Arctic Bears
February 17, 200853m
Overview
An examination of what the future may hold for polar bears, which evolved from grizzlies during the last ice age, due to the dramatic changes in their Arctic habitat. The documentary also details how grizzlies are expanding their territory northward, encroaching upon the polar bears' domain. Included: a polar bear giving birth; grizzly and polar-bear mothers teaching their cubs to hunt.