Introduction to Animal Tracking Join Audubon for an introduction to identifying local mammal tracks and other animal signs. Start inside for a presentation on track patterns, terms and models and then take a short hike on the trails to see what kinds of tracks and signs can be found. This class will be geared for an adult audience. Please wear warm footwear and dress for the weather. Powder Mill Ledges Wildlife Refuge, 12 Sanderson Road, Smithfield, RI; January 21, 2017; 10:00 am-12:00 pm; Program Fee: $10/member; $14/non-member. Ages: Adult.