Rydell and Glacial Ridge National Wildlife Refuge. Have you ever wondered about the critters that walk through your yard? Or garden? Maybe you’ve been hiking in the woods and wondered, “I wonder what animal has been here?” Come join the folks from Rydell and Glacial Ridge National Wildlife Refuge to learn about wildlife tracks and how to identify who’s been walking through your yard. They’ll teach you about the different wildlife species in our area and how to identify some of the most common wildlife tracks we see.