The body kind of a coral is recognized as a ‘polyp’. Polyps are tubular, with tentacles along with a mouth at a single end. The coral secretes a tough substance referred to as calcium carbonate as a protective exoskeleton. Coral reefs are shaped with the exoskeletons of coral colonies. From https://reidtoicu.nytechwiki.com/10688956/how_much_you_need_to_expect_you_ll_pay_for_a_good_animal_sex