SCIENCEMINNPOST MINNEAPOLIS
The Deformed Frogs of Le Sueur County
In August 1995, students in Le Sueur County discovered deformed northern leopard frogs at Ney Pond, prompting an investigation by the Minnesota Pollution Control Agency. Judy Helgen and her team documented high rates of deformities, leading to nationwide reports and scientific research into potential causes like pesticides, UV radiation, and parasites.
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