MISSOURI VALLEY, Iowa (AP) – Monarch butterflies will be the focus of a workshop at the DeSoto National Wildlife Refuge near the Iowa-Nebraska border. The workshop will be held at the refuge on Sept. 23 at 10 a.m. After learning about the butterflies, participants will help catch and tag the butterflies.

The refuge is located north of Omaha, Nebraska, along on U.S. Highway 30 near Missouri Valley, Iowa. An entrance permit is required for all vehicles. Participants must register ahead of time by calling (712) 388-4800. More details about the refuge are available online at www.fws.gov/refuge/Desoto .