Van Buren State Park will host a "Who Put the WOO! in Halloween?" Autumn Owl Prowl on Saturday, Oct. 27, from 7-9 p.m.The Black Swamp Raptor Center will have live owls on site for educational purposes, and an evening hike will follow, with a test of the owl-calling skills of the participants. Interested parties should gather at the south shore shelterhouse No. 3, off Township Road 229. Dress for the weather and the night hike that will be part of the event. Contact park naturalist Natalie Miller at 419-832-7662 for more information.