Answer:
What always runs but never walks, often murmurs, never talks, has a bed but never sleeps, has a mouth but never eats?
I fly through the air on small feathered wings, seeking out life and destroying all things.
They can float and tickle, but their sound is rarely heard unless you're a pillow or bird. What are they?
I move without wings, Between silken string, I leave as you find, My substance behind.
You can read it both ways, I wearΝΎ One way it's a number, reversed a snare.
What did the piece of wood say when he saw the screwdriver and screws approaching?