What are coral reefs?
Coral reefs are formed from polyps that live in colonies. When they die, their skeletons are left behind, which is what makes the coral reef. Then, living coral forms on the top, which is why you often see it swaying in the current.
Where do you find coral reefs?
Coral reefs are often found in warm places, at shallow parts of the sea. They can only form in unpolluted waters.
Why are coral reefs important?
They are home to many rare species of animals and plants, and without coral…