It would be a disaster to have them. Bookworms, or in latin Anobium Punctatum. Tiny creatures that feast on your beloved books. But how fun this one is:
It is the cuddly version of the menace. They are 5 to 7 inch in height. I would love to own one, but they are not available here. I could order it, but the shipping costs are outrageous for the Netherlands. You can order here: Bookworm