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Giant brain corals (Colpophyllia natans) are animals with soft tube-shaped bodies that live together in large groups. Individual giant brain corals, called polyps, attach themselves to the ground and then grow hard shells around their bodies. What we

Giant brain corals (Colpophyllia natans) are animals with soft tube-shaped bodies that live together in large groups. Individual giant brain corals, called polyps, attach themselves to the ground and then grow hard shells around their bodies. What we