Answer:
It is the assumed nocturnal symbol of Mr. Wayne. What is it?
Voiceless it cries, wingless flutters, toothless bites, mouthless mutters.
Runs smoother than any rhyme, loves to fall but cannot climb!
The man who invented it doesn't want it. The man who bought it doesn't need it. The man who needs it doesn't know it. What is it?
Add a T and I shoot through the sky. Then add an S and I multiply. What word is it?
I met a man on the London bridge, he tipped his hat and drew his name, in this riddle I told you his name. What is it?