Joel Sartore / Photo Ark / Mahogany date mussel (Lithophaga bisulcata) on black background, Gulf Specimen Marine Lab and Aquarium.
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Joel Sartore / Photo Ark / Two Mahogany date mussels (Lithophaga bisulcata) of different sizes on white background, Gulf Specimen Marine Lab and Aquarium.
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Joel Sartore / Photo Ark / Mahogany date mussel (Lithophaga bisulcata) on rock that its bored into, Gulf Specimen Marine Lab and Aquarium.
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Joel Sartore / Photo Ark / Mahogany date mussel (Lithophaga bisulcata) on rock that its bored into, Gulf Specimen Marine Lab and Aquarium.