At least two such co-operatives, Dakota Growers Pasta Co. and the North American Bison Co-op, are doing well elsewhere in North Dakota.

ECONOMIST: Can the rules be bent just enough to keep them alive?

We took a tour of the Hall of North American Mammals, stopping to admire Wilson's work at the American Bison and Pronghorn Antelope diorama.

WSJ: Urban Gardner: Three Arts of Dioramas at the Museum of Natural History