These are land, water, and ether. The birth is fourfold. Some are born of eggs; some are born of germs which; spring upwards, passing through the earth; some are born of fifth; and some are born of fleshy balls in wombs.
स्थलमास्तथाऽऽकाशं जन्म चापि चतुर्विधम्। अण्डजोद्भिज्जसंस्वेदजरायुजमथापि च॥