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Liuqmno t1_j261kto wrote

Reply to comment by GyroJiro in Sand dollar left a trail on the beach at low tide. by gecko_echo

You do know all seashells once had a living thing inside, right? Corals are living organisms too

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surfershane25 t1_j27zi9w wrote

I think they mean like living in like a snail vs living around like an urchin

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Liuqmno t1_j283j2t wrote

Maybe, but their phrasing kinda shocked me. I actually know sand dollars thanks to animal crossing too, but learned more about them once I got older. They're actually a type of sea urchin!

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