I have investigated snakes overwintering in ant mound hibernacula, and skinks thermoregulating eggs by brooding. My association with the Itasca Biology Station has facilitated such studies of locally abundant species of interest. Representative Publications Temperature-dependent sex determination in crocodilians. J. Experimental Zoology . Individualization and estimation of relatedness in crocodilians by DNA fingerprinting with Bkm derived probe.
Sex ratio varies with maternal size in the common garter snake.
Thamnophis sirtalis . Sex determination and sex ratios in Crocodylus palustris .