ALTON/BETHALTO - Award-winning naturalist Mark H.X. Glenshaw will present two local programs about Great Horned Owls in Forest Park.At 2 p.m. on Saturday, Nov. 14, 2026, at Hayner Public Library District’s Alton Square Mall location, Glenshaw will give his presentation “Forest Park Owls: Hunting and Feeding.” This will be followed by his presentation “Forest Park Owls: Hiding in Plain Sight” at 1 p.m. on Nov. 21, at the Bethalto Public Library. …