Coral Gardening
Tag: coral reef
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The Demise of Coral Reefs and Why We Need to Save Them
What are coral reefs? Corals are invertebrate animals belonging to a large group of animals called Cnidaria (this group includes jellyfish and sea anemones). Individual coral animals are called polyps which are made of a simple stomach with a single mouth opening surrounded by stinging tentacles. Coral reefs are formed when ‘millions of tiny polyps…