Photograph showing a male's penis with pre-ejaculate. Taken 1 February 2006.
No machine-readable author provided. <a href="//commons.wikimedia.org/w/index.php?title=User:C_76_72_02111979@mac.com&amp;action=edit&amp;redlink=1" class="new" title="User:C 76 72 02111979@mac.com (page does not exist)">C 76 72 02111979@mac.com</a> assumed (based on copyright claims).
CC BY 2.5
No machine-readable source provided. Own work assumed (based on copyright claims).