The University OF CALIFORNIA conducted a study to see why a male's p***s head is larger than his shaft after 1.5 million dollars they concluded that it was for the males stimulation.the UNIVERSITY OF UTAH decided that this was a worth while study and they would see what they could come up with, so they proceded to conduct the study and 1 million dollars later they concluded that it was for the females stimulation. The UNIVERSITY OF MISSISSIPPI decided that they also should do the test, 22.73 , a half of a case of beer, and a playboy latter they concluded it was so you'r hand didn't slip off and hit your'self in the forehead!