Answer:
I have two bodies joined together as one. When standing still I run and run.
What bone has a sense of humor?
Good memory, skin like the sea. A great beast I am, yet vermin frightens me. What am I?
I am used when you jump off a bridge for fun.
I am a celebrity fish.
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.