Cautionary tale: swallow.

From Datingish:

Like many men, Dr. Richard O. Phillips was surprised to receive a paternity lawsuit from Dr. Sharon Irons, a former lover, two years after having shared the pleasures of oral sex. Confused, he went for the tried-and-true DNA test, which revealed that he was in fact the father of the child, except it was delivered with sub-Maury Povich charisma and significantly less fanfare.

"How could this be?" he thought to himself, as any rational man would. As it turns out, Dr. Irons had preserved Dr. Phillips' sperm and used it to impregnate herself; an act so creepy and vile that even some of the world's masters of prolific breeding had to shake their furry little heads (rabbits, for the uninformed). But a simple question stood erect: Was she legally entitled to the sperm?

Read the rest of the article here.