Answer:
I widen my jaws when you poke two fingers in me. I especially like to devour papers
My flavors ranges from strawberry to toe.
I can be swallowed, but I can also swallow you. What am I?
I am so delicate that even mentioning me breaks me. What am I?
I store fire-breathing animals.
I am rarely touched but often held. If you are smart you'll use me well. What am I?