The image shows a close up of a sea urchin on the bottom of the ocean, surrounded by sand and other objects.
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The image shows a close up of a sea urchin on the bottom of the ocean, surrounded by sand and other objects. The urchins have a mottled brown and white coloration, and their spines are visible. They are lying on the sandy ocean floor, with the sun's rays reflecting off the surface of the water.
