Answer:
There is a creature of God whose body is hard; it does not wish to eat unless you strike its head.
John was going to a party and, as he approached, he could see in the windows that it was completely packed with people. He went inside only to discover that there wasn’t a single person inside
A device for finding furniture in the dark.
I usually wear a yellow coat. I usually have a dark head. I make marks wherever I go.
Long and slinky like a trout, never sings till it's guts come out.
If it’s information you seek, come and see me. If it’s pairs of letters you need, I have consecutively three. What am I?