Answer:
Hard to catch, easy to hold. Can't be seen, unless it's cold
What wears a coat in the winter and pants in the summer?
In the forest, this blends in just right, but every December it is covered with lights. What is it?
What can answer in any language? What can speak without a mouth? What can sing without an ear?
It is the assumed nocturnal symbol of Mr. Wayne. What is it?
What did the piece of wood say when he saw the screwdriver and screws approaching?