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Book 24, Question 45 · Video

Why do many animals dig to escape heat and cold?

Video · 1:57 · Crafty Clover explains, from A Million Whys Book 24

A few feet underground, the temperature stays much steadier than the air above. It's cooler in summer and warmer in winter. Digging is a way for animals to avoid extremes without needing to travel far. Burrows also give shelter from wind, rain, and enemies.

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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 do many animals dig to escape heat and cold?

The Big Idea

Many animals escape the hot sun and the freezing cold. They do not fly away or travel far. They simply dig down!

Steady Temps

Step one: Steady Temps. A few feet underground, the temperature stays much steadier than the air above. It is cooler in summer and warmer in winter.

No Travel

Step two: No Travel. Digging is a way for animals to avoid extremes without needing to travel far. A burrow is a handy hideout.

More Shelter

Step three: More Shelter. Burrows also give shelter from wind, rain, and enemies. Many animals sleep and raise their babies underground.

A Closer Look

Let's take a closer look! Hot days stay cooler underground. Cold nights stay warmer underground. Burrows protect from storms. The temperature stays steady.

Quick Facts

Quick facts! On a hot day, a burrow can be many degrees cooler than the air above. Many desert animals hide in burrows during the hottest part of the day. A blanket of snow helps keep soil warmer. Many animals raise their babies safely underground.

Think Like a Scientist

Now, think like a scientist! Ask a grown-up to help with two thermometers. Put one in a shady spot in the air. Put the other a few inches down in the soil. Compare the readings at noon. Which one is cooler?

Outro

Many animals dig to escape heat and cold because a few feet underground, the temperature stays steady, cooler in summer and warmer in winter, and burrows shelter them from storms and enemies. Science is amazing! Keep asking questions! The more you look around, the more wonders you will find, so keep your eyes open! 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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