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      Evolution

      Flipper Flip-Flop

      • By Kate Wong on January 1, 2003
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      ABOUT THE AUTHOR(S)

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        Kate Wong is a senior editor for evolution and ecology at Scientific American. Follow her on Twitter @katewong Credit: Nick Higgins

        Recent Articles by Kate Wong

        • No One Knows How the Biggest Animals on Earth--Baleen Whales--Find Their Food
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