Answer:
A doctor might remove one from the neck of a Dracula victim.
Voiceless it cries, Wingless flutters, Toothless bites, Mouthless mutters. What is it?
Feed me and I live, give me drink and I die.
Searing 'cross the pitchΒ-black skies, I scream in celebration, Yet moments later, my outburst through, I am naught but imagination.
I always follow my brother but you cannot see me, only him. You cannot hear him but you can hear me. What are we?
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.