Unusually cold temperatures are making iguanas tumble down from trees in Florida

If you think you're cold, at least you're not an iguana in Florida. The scene at my backyard swimming pool this 40-degree South Florida morning: A frozen iguana. -- Frank Cerabino (@FranklyFlorida) January 4, 2018 The cold-blooded creatures aren't used to the unusually chilly temperatures taking over the state right now, and when they get too frigid, their systems shut down. Those perched in trees are falling down, but experts say not to fret, as the iguanas are not dead, and once they're warme...