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Book 32, Question 28 · Video

Why does each kind of reptile have a favorite temperature?

Video · 1:55 · Crafty Clover explains, from A Million Whys Book 32

Every kind of reptile has a range of body temperatures where it works best. Many lizards are happiest in the 90s degrees Fahrenheit, while some forest reptiles like it cooler. Inside that range, muscles, digestion, and thinking all work well. If a reptile gets too cold, it slows down, and if it gets too hot, it can be in danger, so it moves to find just-right spots.

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What Crafty Clover says in this video

Intro

Hi there, curious minds! I'm Crafty Clover! Let's discover something amazing. Why does each kind of reptile have a favorite temperature?

The Big Idea

Every reptile has a just-right temperature! Not too hot, not too cold. Why does each kind have a favorite?

Best Range

Step one: Best Range. Every kind of reptile has a range of body temperatures where it works best. Many lizards are happiest in the 90s Fahrenheit, while some forest reptiles like it cooler.

Working Well

Step two: Working Well. Inside that range, muscles, digestion, and thinking all work well. The reptile feels its best.

Moving Around

Step three: Moving Around. If a reptile gets too cold, it slows down, and if it gets too hot, it can be in danger. So it moves between sun and shade to find just-right spots.

A Closer Look

Let's take a closer look! Slows down. Works best. Danger. Sun and shade.

Quick Facts

Quick facts! Scientists call this temperature steering thermoregulation. Many lizards like body temperatures in the 90s Fahrenheit. Some forest reptiles like it cooler. Moving between sun and shade helps.

Think Like a Scientist

Now, think like a scientist! Make a just-right chart. List three places in your home: warm, cool, and in-between. Which would a lizard choose in the morning? Which at noon, and which at night? Write your answers.

Outro

Every kind of reptile has a favorite temperature range where its muscles, digestion, and thinking work best. Too cold slows it down and too hot is dangerous, so it moves between sun and shade, which is called thermoregulation. Science is amazing! Remember, every big discovery starts with a small question. Keep looking, keep learning, and keep asking why! Crafty Clover can be found on Amazon Books, Google Bookstore, and Apple Books. Available for purchase or download! Bye for now!

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