The search for endangered butterflies episode artwork

EPISODE · Oct 20, 2025 · 12 MIN

The search for endangered butterflies

from Crosscurrents · host KALW

Just over fifty years ago, developers hoped to build on San Bruno Mountain until a movement was launched to protect the land and its endangered butterflies.

Just over fifty years ago, developers hoped to build on San Bruno Mountain until a movement was launched to protect the land and its endangered butterflies.

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The search for endangered butterflies

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How long is this episode of Crosscurrents?

This episode is 12 minutes long.

When was this Crosscurrents episode published?

This episode was published on October 20, 2025.

What is this episode about?

Just over fifty years ago, developers hoped to build on San Bruno Mountain until a movement was launched to protect the land and its endangered butterflies.

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