Yugas before
mankind arrived on Earth, celestial beings in wingless spacecraft spread seeds from other planets. Souls arriving in the last Sat Yuga eventually formed monasteries in which experiments were conducted into the nature of life, designing forms it should take on this planet. Their flexible bodies were light and easily flew in the dense air. Occasionally one would be devoured by an animal, thus capturing this soul in the incarnation cycle of that species. Through the long mutative process of repeatedly reentering these instinctive bodies, they finally cultivated a body similar to, yet cruder than, the first fibrous bodies. To release a soul caught in an animal reincarnation cycle into human birth, ceremonial sacrifice was conducted, with the knowledge and silent consent of the animal. Aum.§