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These caterpillars build log-cabin cocoons to wear on their backs
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These caterpillars build log-cabin cocoons to wear on their backs

Gail P Sherman
Mar 01, 2025
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These caterpillars build log-cabin cocoons to wear on their backs
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Ben G Thomas / YouTube

Bagworm moth caterpillars build their cocoons out of sand, dirt, and plant material. They look even more amazing than they sound, like something out of a Studio Ghibli film — the cocoons the bagworms build look so improbable that there is a Snopes page dedicated to them.

The bagworms stay in their little homes throughout the larval …

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A guest post by
Gail P Sherman
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