1 Birding by ear
Kroening Interpretive Center, June 7, 7-9 a.m.
Learn to identify birds by their songs during this morning hike. The event is part of the Urban Birding Festival. Ages 12-plus. $5. Registration required; 763-559-6700. More information: www.threerivers parks.org.
2 Fly-fishing workshop
William O'Brien State Park, June 7, 9 a.m.-noon and 1-3 p.m.
Join instructors from the National Park Service, Fly Fishing Federation, Trout Unlimited and the St. Paul Fly Tiers for a day of fly fishing on the St. Croix River. The morning class covers history, theory and lore. The afternoon class focuses on casting. More information: 651-433-0500 or www.mndnr.gov/ptcalendar.
3 Sunset hike for families
Lebanon Hills Regional Park, June 7, 7:30-9 a.m.