Prairie Woods Nature Center

The Prairie Woods Nature Center in Oak Grove Park near Hawarden.

HAWARDEN—Sioux County Conservation will host an “Introduction to Warblers of Iowa” program at 6-8 p.m. Thursday, May 6, at the Prairie Woods Nature Center at Oak Grove Park near Hawarden. The program is with guest expert birder Kelly McKay as part of the “Building a Better Birder” series. Preregister at www.siouxcountyparks.org or call 712-552-3057.