Sex For Flatworms is Both Love and War

By Dr. M, on March 19th, 2009 3 comments   Adaptations, Mating & Reproduction, Organisms   dagger, fencing, flatworm, love, mate, Mating, NSFW, Penis, Reproduction, sex, sperm, sword, war, worm  

From the video, “It’s known as penis fencing, and the worms are the swordsmen”

Potentially NSFW if having the word the penis said a dozen times over your computer speakers will cause issues.

3 comments to Sex For Flatworms is Both Love and War

• ChrisM

  March 20, 2009 at 13:21 · Reply

  This is the clip from the Shape of Life bit on flatworms…Too bad that DVD set is out of print now. Its one of the most awesome things on invertebrates ever made…

• Introduction to Sex Week | Deep Sea News

  May 17, 2009 at 18:52 · Reply

  [...] indeed!  The post contained a video of penis fencing in flatworms.  That is the actual scientific term for the act and it is an interesting behavior.  The video, [...]

• Who is the woman in your relationship? « Evolving Ideas

  June 14, 2009 at 06:13 · Reply

  [...] Hat tip to Deep Sea News. [...]