A bizarre side effect of an unusually strong cold snap in Florida has led to hundreds — and in some cases thousands — of green iguanas falling out of trees as temperatures plunged across the state. Cold-blooded reptiles like green iguanas rely on warm weather to regulate their body temperature. When a frigid front pushed overnight lows well into the 30s and 40s, many of the invasive iguanas entered a state known as cold stunning, causing their muscles to temporarily shut down and them to lose th