Mahabharata 1.84.10

संस्वेदजा अण्डजा उद्भिदाश्च; सरीसृपाः कृमयोऽथाप्सु मत्स्याःतथाश्मानस्तृणकाष्ठं च सर्वं; दिष्टक्षये स्वां प्रकृतिं भजन्ते

saṃsvedajā aṇḍajā udbhidāśca; sarīsṛpāḥ kṛmayo'thāpsu matsyāḥtathāśmānastṛṇakāṣṭhaṃ ca sarvaṃ; diṣṭakṣaye svāṃ prakṛtiṃ bhajante

Our plain-language meaning of this verse is waiting for scholar review.