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The starfish is an invertebrate animal belonging to the phylum Echinodermata, and the Asteroidea class.
Sea stars are invertebrate invertebrate animals that live in the ocean with posters of the body resembling stars or having five arms. Sea stars include Echinoderms phylum and Asteroidea class. Although invertebrates, but the starfish has a framework that serves as a self-protection. While the legs of starfish serves to creep.