A prehistoric fish species that once swam alongside the dinosaurs might still be clinging to life in a muddy stretch of river ...

Lake sturgeon are staging in the Peshtigo and Wolf Rivers, ready to spawn. The Wisconsin DNR says spawning season will begin soon, depending on water temperature changes.

In Shawano, the dam on the Wolf River marks the end of the line. It also provides a unique place to watch the activity. At Sturgeon Park in Shawano, Cecil Fuss is looking for signs of the season.