Answer:
Tear me off and scratch my head, what once was red is black instead. What am I?
I am an animal and a hair product
you hold my tail while I fish for you
I turn around once. What is out will not get in. I turn around again. What is in will not get out.
I am an instrument you can hear but cannot touch or see. What am I?
What did the piece of wood say when he saw the screwdriver and screws approaching?