This sea slug has a detachable penis

Sea slugs are weird. But their sexual habits are even weirder. Take Chromodoris reticulata for example. It's a "simultaneous hermaphrodite," meaning it has both male and female sexual organs which it uses at the same time when mating (making it the envy of the animal kingdom). Even stranger, however, is how its penis… » 2/13/13 10:46am 2/13/13 10:46am