These colorful tentacles are one of the many varieties of anemone. The stalk anemone tentacles extend from a base or stalk which protrudes from the sand. Anemones are closely related to corals and are likewise an animal. For other types of anemone see Zebra Anemone with Shrimp, Colorful Anemone, Shrimp on White Carpet Anemone and Clownfish in Purple-tipped Anemone.
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