He has to live in this form for five years and then to assume that of a wolf for ten years. For the next five years he has to live as a cat and then for the next ten years as a cock.
सूकरः पञ्च वर्षाणि दश वर्षाणि श्वाविधः। बिडालः पञ्च वर्षाणि दश वर्षाणि कुक्कुटः॥