The sex of many turtles, crocodilians, and other reptiles is determined by the temperature at which their eggs incubate.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. About 360 million years ago, present-day Cleveland was home to a ...

Little kids giddily squeal as a baby sea turtle, flippers flapping, lurches toward the water with the grace of a drunk lunging for a cab at closing time. Tourists applaud as about a dozen more ...