This 123 page Breed Study Worksheets has 61 different fiber types, including most wool producing breeds found in the US, silks, camelids, plant, rabbit, musk, ox, and so many more. Perfect for the spinner or fiber artist who wants to learn more about the different fiber types. Easy to print what you are working on and to record everything you learn. And there is a blank page, too, to add anything you find that is not already included. Perfect learning tool! This is available on CD.