Answer:
My head and tail both equal are my middle slender as a bee. Whether I stand on head or heel Is quite the same to you or me. But if my head should be cut off the matter's true though passing strange directly I to nothing change.
What can be as big as an elephant but weighs nothing?
Use me to reward good behavior.
I am expelled from you orally with a sound
I can generate fear and some say I come out of your ears. I am as quiet as a mouse but not welcomed in the house.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?