The image shows a pair of littorina littorea shells on a black surface, with two papers containing text and a barcode beside them.
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The image shows a pair of littorina littorea shells on a black surface, with two papers containing text and a barcode beside them. The shells are a light brown color with a glossy finish, and have a curved shape with a pointed tip. The papers have text written on them, likely providing information about the shells.
