Guests are invited to wear costumes to this event that celebrates Ohio’s native animals. There will be current science presentations, and you can take spooky photos in the photo booth and enjoy special wildlife demonstrations in the Ralph Perkins II Wildlife Center & Woods Garden. The event begins today, tomorrow and Sunday at 10 a.m. Sunday afternoon will also include a concert by students from the Cleveland Institute of Music. The event is free for members and Included with general admission for other guests.