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National Geographic Society
National Geographic ChannelNat Geo WildNat Geo People
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  • EVOLUTIONS

  • Monday 3 November 2014 at 19:45
  • Nat Geo Wild

The Walking Whale

15 million years ago a hungry land animal sought out a new source of food in the water, starting a spectacular evolutionary journey so that today it looks like a fish. How did a creature built for land become master of the ocean?

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