Answer:
you need thousands of me to create a digital image.
What has 4 fingers and a thumb but isn't alive?
I look at you you look at me I raise my right you raise your left.
I come off of a beautiful creature which soars in the sky. I come off of a peckish creature which has a tail as mighty as the sun! I am sometimes dirty and parents beg you not to pick me up.
You cannot keep me until you have given me. What am I?
No matter how little or how much you use me, you change me every month.