WPAs: America’s Duck Factories
10,000 Birds
MARCH 8, 2017
The resulting properties—WPAs—are small ponds, wetlands, and associated grasslands, primarily in North Dakota, South Dakota, Minnesota, and Montana, but also in Michigan, Nebraska, Wisconsin and Iowa. Photos: Prairie Potholes at Kulm WMD in North Dakota (USFWS). Mallards at Rainwater WMD in Nebraska (USFWS).
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