14 Interesting Facts About The Male Reproductive System (14 pics)
Women think that men are just so simple. But it turns out there's a lot more to the male reproductive system that people don't know about.
Testicles Are Almost a Yard Long When Unravelled. Since the testicles are really just a system of ducts and tubes--you really could unravel a testicle. Completely unraveled, the average testicle is 2.5 feet long. Don't tell your girlfriend though, she doesn't need something else to threaten you with.