Monday, June 7, 2010

Duck Penis Followup

In my last post about the evolution of Sperm, I mentioned female ducks evolving to have complicated oviducts to thwart insemination from male ducks who rape them. Here are videos and a picture of the complex duck penis accompanied by further explanation of how duck sex goes down:

Hat tip to "Peebs" for sending me this.


  1. The giggling will never end- love this post!

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