Join Biologist/Educator Greg Keilback as we explore the grounds of the old Coleman/Severson Estates. The focus of this hike will be the 1936 white tailed deer population study conducted by Aldo and Paul Riis. What did Leopold believe would occur? What has happened? What questions do we still have to answer? Open to ages 18 and older. You must call to register- 815-335-2915.