Answer:
I mirror your actions.
If two's company and three's a crowd what are four and five?
I am an animal and a hair product
I have feathers that help me fly; with head and body but I'm not alive. Very skinny and a fixed length how far I go depends on your strength.
I am rarely touched but often held and if you are smart you'll use me well.
I flow from the Homerβs mouth when he sees doughnuts.