Under The Willows | Beavers As A Keystone Species At Voyageurs National Park
![](https://www.nationalparkstraveler.org/sites/default/files/styles/npt_square2/public/article-teaser-images/voya_beaver_swimmingnps.jpeg_1500.jpeg?itok=wgp1MlZj)
In northern Minnesota, tucked up against the Canadian border, thousands of furry engineers are at work.
- By Kurt Repanshek - December 25th, 2022 3:00am
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