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Nature
A Mystery in Alaska
Season 21
Episode 14
The Steller's sea lions that populate the Alaskan coastline are powerful, playful, and sometimes rowdy creatures who bump and jostle each other on land but acquire a sublime gracefulness in the water. They are also the subject of a strange and tragic mystery: Steller's sea lions are rapidly disappearing from one of the last great wildlife strongholds of the world, and no one knows why.

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53:45
In Congo, filmmaker Vianet Djenguet comes face to face with the forest’s largest gorilla.

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53:27
See the spectacular wildlife of The Burren in Ireland through the eyes of a pine marten.

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53:29
Witness a moving view into the effects of war on animals and the humans who help them.

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53:18
The most famous grizzly bear in the world attempts to raise cubs amid conflicts with people.

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53:28
See the extreme ways in which raptors conquer the toughest habitats on Earth.

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53:58
From giant eagles to miniature falconets, meet the many species of raptors.

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53:08
Patrick Dykstra has a life-changing encounter with a sperm whale and uncovers their world.

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53:03
Sir David Attenborough and experts unearth the fossil of the largest Jurassic predator.

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53:18
Get an intimate look at a silverback family in Gabon’s Loango National Park.

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53:18
A Madagascan chameleon and a Scottish water vole travel to secure their bloodline.

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53:18
A Taiwanese Pangolin and a Brazilian Lion Tamarin family travel to a strange new world.