Answer:
Voiceless it cries, Wingless flutters, Toothless bites, Mouthless mutters. What is it?
I fly through the air on small feathered wings, seeking out life and destroying all things.
I move without wings, Between silken string, I leave as you find, My substance behind.
I go around in circles, but always straight ahead. Never complain, no matter where I am led.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.
Why did Superman flush the toilet?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?