“Night of the Amphibians”: Waterloo Natural History Association.
Presentation by WNHA naturalists about frogs, frog calls, salamanders, and quivering masses of eggs from local ponds. The program begins in the outdoor pavilion before moving to a nearby pond to see and hear frogs singing in the night. Bring a flashlight and dress for the weather. Eddy Discovery Center, 17030 Bush Rd., Chelsea. $2 (families, $5). Space limited; preregistration required. $12 per vehicle recreation passport required ($17 at the gate). 475–3170.