Imagine stepping outside on a chilly morning, expecting to see frost or maybe even snow, but instead, you witness iguanas falling from trees. Sounds like a scene from a bizarre dream, right? But this is exactly what happened in Florida recently, and it’s not as random as it seems. A sudden cold snap in the Sunshine State caused these reptiles to literally freeze up and tumble from their treetop perches. But here’s the twist: they’re not dead—they’re just cold-stunned. When temperatures drop near or below 0°C, iguanas lose control of their muscles, turning them into sluggish, easy-to-grab creatures. And this is where it gets controversial: these iguanas aren’t just any reptiles—they’re an invasive species in Florida, causing headaches for both wildlife and humans alike.
Green iguanas, originally from Central and South America, have become a nuisance in Florida. According to the Florida Wildlife Commission, they dig extensive burrows that damage city infrastructure, and their droppings aren’t just unsightly—they can spread infections to humans. You’ll find their poop on docks, boats, seawalls, porches, decks, and even in swimming pools. It’s no wonder officials are eager to control their population. But here’s where it gets even more intriguing: on January 30, wildlife officials issued an executive order allowing residents to collect these cold-stunned iguanas and bring them to wildlife centers. Why? To either humanely euthanize them or transfer them for sale. Normally, this task is reserved for trained professionals, but with the iguanas practically immobilized by the cold, it became a job anyone could do.
By February 4, officials had received over 5,000 invasive iguanas. And now that the weather is warming up, the executive order has ended. But the question remains: is this the best way to handle invasive species? Is it ethical to encourage citizens to round up animals for euthanasia or sale? And what does this say about our approach to wildlife management? These are the parts most people miss when they hear about falling iguanas—it’s not just a quirky weather story; it’s a complex issue of ecology, ethics, and community involvement.
If you’re curious to learn more, watch the video below to understand why iguanas are so vulnerable to cold weather. And while you’re at it, check out these other fascinating animal stories:
- WATCH — Why a tiny deer and a large rhino went head-to-head (https://www.cbc.ca/kidsnews/post/watch-why-a-tiny-deer-and-a-large-rhino-went-head-to-head)
- WATCH — Why robot rabbits are being used to catch snakes in Florida (https://www.cbc.ca/kidsnews/post/watch-why-robot-rabbits-are-being-used-to-catch-snakes-in-florida)
- Can you unscramble these award-winning youth wildlife photos? (https://www.cbc.ca/kidsnews/post/can-you-unscramble-these-award-winning-youth-wildlife-photos)
What do you think about Florida’s approach to managing invasive iguanas? Is it a necessary measure, or does it raise ethical concerns? Let us know in the comments below! And if you have more questions or feedback, use the ‘send us feedback’ link below. ⬇️⬇️⬇️
TOP IMAGE CREDIT: Joe Raedle/Getty Images
Manny Brennan
CBC Kids News Contributor
Manny is a Grade 9 student from East Hants, Nova Scotia, with a passion for the environment and a keen interest in the arts.
