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July 1, 2015 10:59 pm PDT
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/Bb4F73Y70Io/flatworms-inject-sperm-into-th.html
Flatworms inject sperm into their heads toself-fertilize
When alone, a hermaphroditic flatworm is known to stab itself with its needle-tipped penis and inject sperm to self-impregnate. It's called "hypodermic insemination." Read the rest
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/Bb4F73Y70Io/flatworms-inject-sperm-into-th.html
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