A few days ago, I received an email from a friend entitled “Interesting Marriages,” containing four links. The first link told the 2007 story of a Sudanese man who was caught copulating with a goat. Since the Sudanese tribal custom requires that a man must marry a woman whom he sexually violated (in order to preserve her family’s honor), the village leaders decided to publicly embarrass the man who had violated the goat, forcing him to pay a dowry to the goat’s owner before “marrying” the goat. The story, which was first reported in a light-hearted way on the website...