Scientists have always thought that humans and the Bonobo are the two primate species that mate face to face. Well, they've just been proven wrong.
Thomas Breuer of the Max Planck Institute for Evolutionary Anthropology and colleagues have just snapped the very first photo of gorillas mating face-to-face.
Previously on Neatorama: 30 Strangest Animal Mating Habits
I don't know though, it's not really an area I've done much research in ^_^