Answer:
Two bodies have I, though both joined in one. The more still I stand, the quicker I run.
What do you throw out to use and take in when you're done?
I fly through the air on small feathered wings, seeking out life and destroying all things.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.
What breaks on the water but never on the land?
When is it bad luck to see a black cat?