Tuesday, 3 p.m., Patuxent Research Refuge, National Wildlife Visitor Center. Film on the extinction of Hawaiian bird species and suggested solutions and mitigation methods.
Friday through next Sunday, 10th annual Baltimore Bowmen Traditional Classic. Three ranges, more than 80 3-D targets, novelty shoots, running deer, traditional archery dealers, swap meet and door prizes, free parking, free camping. Information: baltimorebowmen.com.
Saturday, 8 a.m.-noon. Willow Grove Nature Education Center at Cromwell Valley Park, 2175 Cromwell Bridge Road, Baltimore. Live birds, hourly bird walks, demonstrations, displays, children's games and crafts, puppet show. Free. Information: cromwellvalleypark.org, 410-887-2503. Children under 13 must be accompanied by an adult.
Fly fishing fair
Saturday, 11 a.m.-2:30 p.m., Maryland Trout Unlimited Spring Picnic and Fly Fishing Fair, Gunpowder Falls State Park, Bunker Hill Area. Open to the public. Expanded this year to include workshops, vendors, and a swap and sale. Bring a covered dish — potato salad, cole slaw, baked beans, green salads, dessert or your own cookout specialty. Hot dogs and soda are provided by MDTU. Information: firstname.lastname@example.org.
Black drum fishing
May 21, 7:30 p.m. Freelance writer Tim Campbell will give a PowerPoint presentation about Chesapeake Bay black drum fishing at the monthly meeting of the Perry Hall Chapter of the Maryland Saltwater Sportsfishermen's Association at Surf City Bar and Grill, 9654 Belair Road, Perry Hall. Visitors welcome. Call Lee Haile at 410-828-0575 for details.
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