Are Corals Animals or Plants? an answer polyps Are Corals Animals or Plants? coral Are Corals Animals or Plants? oceanservice.noaa.gov oceanservice.noaa.gov colonies of limestone polyps Are corals animals or plants? http://oceanservice.noaa.gov/facts/coral.html secrete hard limestone outer skeletons These algae are called zooxanthellae between a plant and an animal, Are Corals Animals or Plants? http://oceanservice.noaa.gov/facts/coral.html As NOAA explains an answer an answer they are officially animals an answer Reefs are living organisms Are corals animals or plants? Are corals animals or plants? tiny soft bodied polyps