Answer:
I am commonly abbreviated to H
Tear one off and scratch my head what was red is black instead. What is it?
What force and strength cannot get through, I with my unique teeth can do. What am I?
I'm found in socks, scarves and mittens. I'm found in the paws of playful kittens. What am I?
I can be winding and I can be straight. I can be smooth and I can be rough. Sometimes both. I start out black but fade to brown. My favorite colors are yellow and white and I love stripes and dashed lines.
My first is snapping, snarling, growling, My second's industrious, romping, and prowling. Higgledy piggledy Here we lie, picked and plucked, and put in a pie.