Answer:
I am always hungry, I must always be fed. The finger I lick will soon turn red.
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.
A leathery snake, with a stinging bite. I'll stay coiled up, unless I must fight.
It holds most knowledge that has ever been said. But is not the brain, is not the head. To feathers and their masters, it's both bane and boonΒ One empty, and one full.
What has three feet but no arms or legs?
I stay where I am when I go off. What am I?