Answer:
Iron on a mammal. Mammal on your feet.
What type of paper can you neither read nor write on?
Fatherless and motherless. Born without sin, roared when it came into the world. And never spoke again.
What can be heard and caught but never seen?
Although my cow is dead, I still beat her. What a racket she makes!
What did the piece of wood say when he saw the screwdriver and screws approaching?