By Danielle Kaeding, Wisconsin Public Radio
This article was republished here with permission from Wisconsin Public Radio.
Wisconsin’s only state endangered mammal is notoriously difficult to spot, which isn’t surprising since the American marten is very rare.
The small number that exist in the state make their home in a few areas of northern Wisconsin, including the Chequamegon-Nicolet National Forest and the Apostle Islands National Lakeshore.
