sea urchin test shell |
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navigate by keyword : algae animal bilateral close eats echinoderm feet lives sea seabed sealife shell small spiny test tube urchin wildlife |
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A dried Sea Urchin shell test.. It is an echinoderm with fivefold symmetry. The living animal has spines and tube feet for locomotion. It lives on the seabed and eats algae and sessile creatures.UK |
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