The Lowell Parks & Conservation Trust in partnership with Mass. Audubon’s Drumlin Farm is offering a wildlife tracking experience for adventurers of all ages on Saturday, Feb. 22, from 9 to 10.30 am, at the historic Hawk Valley Farm at 520 Varnum Ave. in Pawtucketville. Learn how to identify tracks of deer, fisher, fox, skunk, opossum, and more. The program is free, but reservations are required and space is limited. Contact gwen@lowelllandtrust.org or call 978-934-0030.

Park at Pawtucket Elementary School, 425 West Meadow Road, and proceed to nearby Varnum Terrace for the starting point.

According to The Trustees of Reservations newsletter, this photo from LP&CT shows an otter slide—how’s that for tracks?