I'd heard of this but never seen it actually done. Must give it a try - how to easily turn a tube of fabric the right side out.
How to turn those thin projects Turning a small bag, or in this case, a small tail? Use a straw and a chopstick or skewer, do as the pictures says and poke one side into the other.
How To Make a bag from old sweater... I have some WOOL ones it would be cool to do this with.