Answer:
I shoot but never kills
I go from house to house a messenger small and tight. Whether it rains or snows I sleep outside at night.
I am needed for most animals and hardcover books. What am I?
Fatherless and motherless. I was born without sin. Roared when I came into the world, but I never spoke again. What am I?
You buy me to eat, but never eat me. What am I?
What question can you never honestly answer yes to?