Invasion of the Killer Whales (2014) is a Documentary, Family film that follows 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 in the summer months. More and more have been attracted to these hunting grounds by the growing expanse of open water. They attack the same prey as the polar bears: seals, narwhal, belugas and bowhead whales. Currently, you can watch Invasion of the Killer Whales on PBS Documentaries Amazon Channel, Amazon Video. Streaming availability may vary by country and platform over time. Fans of documentary movies may also want to explore similar titles below.