First taking birth in the canine order he has to live for three years. Throwing off the canine forin when death comes, he is born as a vile vermin.
वयोनौ तु स सम्भूतस्त्रीणि वर्षाणि जीवति। तत्रापि निधनं प्राप्तः कृमियोनौ प्रजायते॥