Answer:
I'm tall I'm round and hollow Seems to get chewed a bit But you'll rarely see me unless the other end is lit.
Before Mt. Everest was discovered what was the highest mountain in the world?
I have three heads. Cut off one I become stronger. Cut off two I become ten.
I fly to any foreign parts assisted by my spreading wings. My body holds an hundred hearts Nay I will tell you stranger things when I am not in haste I ride and then I mend my pace anon.
With three eyes and as black as night I frequently knock down ten men with a single strike!
No matter how little or how much you use me, you change me every month.