Oystercatchers have adapted beaks to find food in the sand. Here they thrive on the lugworms burrowing beneath the surface.
Sea potatoes are a member of the cnidaria phylum with star fish and sea urchins. These species use their firm bristles to burrow deep in the sand.
This is the top of a sand mason worms tube, under the surface the worm lives in its tube made from sand and mucus.
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