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Blood tests in young bald eagles track PFAS pollution across Wisconsin River sites
- February 6, 2026 at 9:40 PM
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It hadn't been a successful morning for the Great Lakes Eagle Health team. Traveling by boat, truck, and foot, the team was searching for active eagle nests along the Wisconsin River in Nekoosa, Wisconsin. Tree one was a dud, and tree two, a heartbreaker. Dan Goltz, one of the team's climbers and a wildlife biologist with the Wisconsin Department of Natural Resources, scaled a 70-foot tree only to be met with a gentle breeze blowing through an empty nest.
Originally published at Phys.org