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Mediterranean red sea stars, Mediterranean Sea

Mediterranean red sea stars, Mediterranean Sea (© Hans Leijnse/Minden Pictures)

Mediterranean red sea stars, Mediterranean Sea (© Hans Leijnse/Minden Pictures)

Stars in daylight

Sea stars—still often called starfish—are one of the most fascinating creatures to live in our oceans. For starters, despite their name, they aren’t fish—they belong to a group of marine invertebrates called echinoderms. Sea stars are characterized by the radial symmetry of their bodies, which usually have multiple 'arms' extending from the central disc.
© Hans Leijnse/Minden Pictures