Take a walk through the woods and learn to identify trees in the winter with Addison County Forester Chris Olson on the property of Owen and Margi Rogal, in Hancock, 419 Shampeny Hill Rd., Saturday, February 23, from 1:30 to 3:30 p.m. Bring snow shoes if you have them. Refreshments served after the walk. Sponsored by Vermont Coverts: Woodlands for Wildlife. Register by e-mailing  info@vtcoverts.org  or calling (802) 877-2777. This event is free and open to the public.