Thursday, 2 July 2015

Flatworm Reproduces by Using its Penis to Inject Sperm Into its Head

Flatworm Reproduces by Using its Penis to Inject Sperm Into its Head

The flatworm resorts to self-insemination when it’s unable to find a mate. How's that for kinky?
Read more: http://ift.tt/1LKVf6I

No comments:

Post a Comment