Answer:
Up on high I wave away but not a word can I say.
When it comes in, From sea to shore, Twenty paces you'll see, No less, no more.
Round as a button, deep as a well. If you want me to talk, you must first pull my tail.
The more you take, the more you leave behind.
Take one out and scratch my head I am now black but once was red.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?