title: Coral's best defender against an army of sea stars.
mesh_terms: D000818:Animals; D037421:Anthozoa / Q000502:physiology*; D001522:Behavior, Animal; D003386:Brachyura / Q000502:physiology*; D003247:Conservation of Natural Resources; D057894:Coral Reefs; D013215:Starfish / Q000502:physiology*; D013559:Symbiosis