The Mass Audubon Ipswich River Wildlife Sanctuary in Topsfield will hold a program featuring owls, an insect zoo, a reptile and amphibians exhibit, and arts and crafts activities for children Sunday from 10 a.m.to 4 p.m., rain or shine, at the sanctuary, 87 Perkins Row. The entry fee is $12 per car. For schedule and a discount coupon, visit massaudubon.org/ipswichriver.