Fifteen years ago, a cold snap froze much of Florida's wildlife to death — including many of the state's invasive Burmese pythons (Python bivittatus). But in this excerpt from "Slither: How Nature's ...

Unseasonably cold weather in Florida affects native and invasive reptile species. Iguanas can become immobilized and fall from trees when temperatures drop to between 40 and 50 degrees. Alligators ...