Answer:
The more you look at me The less you see.
I am always in front of you, but yet I am never here. What am I?
I am a creature with a βtightβ name.
I have numbers on my face but can't find 13 any place. What am I?
I keep growing and am practically indestructible. I get eaten, but always come back. I survive cold and lie everywhere. You see me everyday. What am I?
No matter how little or how much you use me, you change me every month.