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Watery and Sky Wonders

Coral is a tiny animal that lives in groups. When a

coral dies, its skeleton turns as hard as stone. People

call these skeletons coral, too. As the groups die, the

pile of skeletons gets bigger. It forms a reef.

fish swimming nearby a part of Great Barrier Reef

Check

Is coral a plant or an animal?

It is an animal.

Unit 12 | Watery and Sky Wonders