Jackie - for Squirrel tails unless you harvest your own try Coffin Creek Furs Fly Tying Furs, Home of Coffins Creek Furs - We Buy, Sell, and Process Fly Tying Furs and Feathers or Moscow Hide and fur hideandfur.com - Moscow Hide and Fur

If any of you are cutting your own zonker strips or cross-cuts make sure to save the fur that comes from the cuts it makes really nice dubbing and later on you can try mixing to get different shades.