THE OLD SCIENTIFIC THEORY OF SPONTANEOUS GENERATION CLAIMED THAT FLIES WERE BORN FROM ROTTING FLESH AND CRAWLED OUT OF CORPSES TO TAKE TO THE AIR. FLIES WERE ALSO ASSOCIATED WITH THE SPREAD OF DISEASE; BEEZLEBUB’S FLY, IN PARTICULAR, IS SAID TO BE A REPLICA OF THE FLIES HE OBSERVED SWARMING AROUND THE DECAYING BODIES OF PLAGUE VICTIMS. BEEZLEBUB LIKES TO APPEAR IN THE SHAPE OF A FLY.