Mark H.X. Glenshaw is an award-winning naturalist who has closely observed and documented the lives of Great Horned Owls in Forest Park, a large urban park in St. Louis, Missouri, since December 2005.

Mark’s talk, Great Horned Owls: Hiding In Plain Sight, will cover how he found these owls, basic facts about the species, and the different behaviors he has been able to see and document with photos and videos to illustrate these behaviors.