• By Lauren Davis
    Sep 25, 2009 4:30 PM 7,700
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    Woman Becomes Pregnant While Already Pregnant

    A woman in Arkansas became pregnant with a male fetus while already two and a half weeks pregnant with a female fetus. Superfetation, while rare, occurs occasionally in humans when a woman ovulates more than once in a month, occasionally resulting in the release of an egg while the woman is already pregnant. [MSNBC via Reddit]


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