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are composed of two whorls of distinctly different-sized tentacles. The outer whorl consists of large tentacles that extend outwards. These tentacles taper to points and are mostly used in food capture and defense. The smaller inner tentacles are held more erect than the larger lateral tentacles and are used for food manipulation and ingestion. The tentacles of tube anemones are also venomous, similar to Cnidarians, which allows them to protect themselves from predators. The recent exploration of tube anemones and their venomous tentacles permits

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