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Atlantic: The Wildest Ocean on EarthMountains of the Deep Clips

  1. Why do the dolphins spin?

    Duration: 03:20

  2. Weird creatures of the deep

    Duration: 02:29

  3. Meet the Hoff crabs

    Duration: 02:05

  4. A submarine drops into the abyss to search for new species on the longest mountain range on Earth

    Duration: 02:59

  5. Penguin chicks sing for their supper

    Duration: 02:12