What Are Crabs?

Crabs are cool animals that live in the ocean and on the beach. You can often see them scurrying around in the sand or hiding in rocks!

What Is a Shell?

A shell is a hard covering that protects crabs. It is like a suit of armor that keeps them safe from predators and the environment.

Why Are Crabs' Shells Strong?

Crabs have very strong shells because they are made of a tough material called chitin. This makes the shells hard, so they can’t be easily broken. Just like how your helmet keeps your head safe when you ride a bike, a crab’s shell protects its body!

How Do Crabs Use Their Shells?

Crabs use their shells to hide from predators, like big fish or birds that want to eat them. When a crab feels scared, it can pull into its shell to stay safe!

Fun Fact!

As crabs grow bigger, they need to grow new shells. This is called molting. They come out of their old shell and make a new one that fits them better!

Conclusion

So remember, crabs have strong shells that keep them safe! Next time you see a crab, think about how its shell helps it survive in the ocean!


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