To borrow from the great comedic folk duo, Flight of the Chonchords “Yeah, you sexy hermaphrodite lady-man-lady, with your sexy lady bits, and your sexy man bits too, even you must be into you-oo-oo.” Hermaphroditism is common in marine invertebrates and the, flatworms are no exception. Certain species of flatworm engage in a behavior called . . . → Read More: Penis Fencing