• jol
    11·
    2 年前

    Even in the old school way, this postcard is incorrect. The winner is rarely the fastest swimmer, as several sperm arrive at the egg before a single one is allowed inside.

    • samus12345@lemmy.worldEnglish
      6·
      2 年前

      Yeah, the egg decides who gets let in. “Happy Father’s Day from your most attractive (to Mom’s egg) swimmer”