Florida iguanas fall from trees when temperatures turn cold [Video]

MIAMI –

It’s a South Florida phenomenon that draws amusement from across the country — when temperatures drop below a certain level, cold-stunned iguanas start falling out of trees.

While it may sound bizarre, it happens. And there’s a scientific reason for it.

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Although several iguana species live in Florida, the predominant one is the green iguana, native to Central and South America. According to the Florida Fish and Wildlife Conservation Commission, green iguanas are considered invasive in the state.

Like all reptiles, iguanas can’t handle cold temperatures very well because they are cold-blooded, meaning they rely on external heat sources to regulate their body temperature.

They begin to get sluggish or lethargic once the temperature drops below 50 degrees Fahrenheit, said Zoo Miami Communications Director Ron Magill.

Once the temperature drops below the mid-40s, iguanas go …