Flatworm Penis Fencing

Here’s a video documenting a mating behavior called “penis fencing” engaged in by a certain species of hermaphroditic flatworm.

I probably fooled you into thinking this is something that happens at a frat party, but it’s just an example of the beauty of procreative science.

 
  Your Reaction?
 

    Starting soon, you'll only be able to post a comment on BuzzFeed using a Facebook account or via our app. If you have questions or thoughts, email us here.

    Hot Buzz

    Here’s Why People Think This Photo Of Two People Passed Out Looks Like A Painting

    21 People Who Desperately Need To Go The Fuck To Sleep

    Now Buzzing