Nature: Invasion of the Killer Whales

主演：Toby Leonard Moore 

导演：Ben Wallis 

类型：纪录片 地区：美国 年份：2014

时间：2026-07-31 01:07:28

简介： As the ice shrinks in the Arctic, polar bears are struggling to survive in a fast melting world. Alt As the ice shrinks in the Arctic, polar bears are struggling to survive in a fast melting world. Although classified a marine mammal, the polar bear is not adapted to hunting in the water. And it is certainly no match for the world's greatest aquatic hunter -- the killer whale. In the last few years, scientists have noted an ever-growing number of killer whales in Arctic waters... 详情