Episode

How do oysters make their shells?

Podcast: But Why: A Podcast for Curious Kids
Published: Dec 12, 2025
Duration seconds: 1609
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Canonical source: https://www.vermontpublic.org/podcast/but-why-a-podcast-for-curious-kids/2025-12-12/how-do-oysters-make-their-shells
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Summary

On a rainy, windy day, But Why hopped on a ferry and headed to Governors Island in New York City with one thing on our minds - oysters! We met up with Mike McCann of the Billion Oyster Project to learn more about these very special bivalves. How do they get their shells? How long do they live? What do oysters eat and who eats them? Why do people eat oysters without cooking them? Download our learning guides: PDF | Google Slide | Transcript