Researchers successfully incubated two clutches of reptile eggs under fluctuating temperatures rather than a constant temperature. The eggs hatched and produced healthy hatchlings. The study showed that reptile eggs can develop under more natural fluctuating temperatures rather than the traditional constant temperatures used in captivity.

1. Meek, R. & Mattison, C. (1977). Successful incubation of two clutches of reptile
eggs under fluctuating temperatures. Herptile 3 (1), 10 – 13.