Japanese Trapdoor Snails 🇯🇵 get their name from the unique “trapdoor” structure they carry—scientifically known as an operculum. This hard, plate-like structure acts like a little door that the snail can shut tightly behind it when it retracts into its shell. It’s a built-in defense system that protects the snail from predators and harsh environmental conditions.As for the “Japanese” part, these snails (often Cipangopaludina japonica or Viviparus malleattus) are native to parts of East Asia, i
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Do you know where these unusual shells come from? 🐌 Operculum shells are hard, trapdoor-like coverings found on many sea snails, protecting them from predators and drying out by sealing their shell opening. Often mistaken for actual shells once dried out and sun bleached, they can resemble polished stones and are sometimes used in jewellery or for symbolic purposes, despite being parts of an animal's foot. Operculum & Seaglass found on @frankiesmith28 travels to #australia #travel #silversmith
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