Invasion of the Killer Whales
pbs documentaries

Invasion of the Killer Whales

A remarkable new story is unfolding in the Arctic. As the ice melts and polar bears struggle to survive, another animal is taking over the polar bear's once dominant role as top predator. An ever-increasing number of killer whales are appearing in Arctic waters. As the polar bear's world is shrinking, the orca's is growing.
IMDb 8.953 分钟1982X-Ray7+
纪录片启迪激动人心有趣
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