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  1. The Blue Whales Heart: Astonishing Facts About the Ocean Largest Gains!"** Blue whale

    The Blue Whales Heart: Astonishing Facts About the Ocean Largest Gains!"** Blue whale

    19
  2. Why is the Ocean Blue? Discover the Science!

    Why is the Ocean Blue? Discover the Science!

    6
  3. Why Sound Travels Faster in Water Than Air! The Science Explained!

    Why Sound Travels Faster in Water Than Air! The Science Explained!

    5