Answer:
I shave several times a day, yet I still have a beard. What am I?
What can be as big as an elephant but weighs nothing?
I have a brother. However much we run we do not reach each other.
I am an insect and the first part of my name is the name of another insect. What am I?
You are my brother, but I am not your brother. Who am I?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?