Answer:
who do you think you know but sometimes you don't
What can you put in a barrel to make it lighter?
An open ended barrel, it is shaped like a hive. It is filled with the flesh, and the flesh is alive!
Take off my skin, I won't cry, but you will.
I'm not man's best friend, I'm their enemy, I can mark your end, yet you do not see me, I am very small, but very tough, If you have me, then you have it rough.
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.