LOL, yeah thats one of our big secrets.
Not to mention they are like keeping pets. You have to feed them when you run out of skulls, water them, keep them cool in the summer, warm in the winter, keep flies from getting in there container and ham beetles. They might be cheap but they are a pain in the butt.
Like a lot of people that might only have 1 or 2 skulls to clean a year beetles can be a pain in the butt to keep.