Moth Night. Wednesday, July 25th: 10:00 p.m. OR 11:30 p.m. It's National Moth Week and we're offering two late night sessions for mothing. 10:00 p.m. to 11:00 .m. for those people who don't want to stay up too late. And from 11:30 p.m. to 12:30 a.m. for those who do! Each session begins in the nature center. You don't have to have kids to participate but all kids must be accompanied by an adult. Come learn about the beauty and diversity of moths from entomologist Moni Hayne. She'll be joined this year by prairie insect enthusiast M.J. Hatfield No fee or pre-registration required.