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Of Bombs and Butterflies

Radiolab

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Beaver Deceiver

Beavers have been a problem in the area for years. The army has tried to remove them by destroying dams and putting up fences. But when that didn't work, they used 'a beaver deceiver', which is what they do as theyd take the damn. They'd then put a pipe through the dam so water was still going through. It did not always deceive the beaver. In one case, they actually evicted the beaver from their new home. And Nick thought, ok, now the butterflies will come back.

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