boil yes bleach NO..Everyone has heard of bleaching a skull what that means is leaving a skull out in the sun year round ,think steer skull in the desert.To make a skull white ,assuming you have picked ,cut and boiled off all the meat,including eyeballs and brains,pause im eating a sandwich right now.ok so you've boiled all the meat off (do it outside and dont use your wifes good stew pot)take the skull and put it back in the pot fill 2/3rds of the way with water the other1/3 with peroxide let it cooktake out of pot put in sun ,bingo "bleached skull.right now i got one cooking but i really prefer the bug method....to be told later,like i said im eating