Rocky Mountain Arsenal National Wildlife Refuge rounding up 27 bison to thin hungry herd

COMMERCE CITY — There’s still no home for some of the bison that must be culled from the growing herd on a federal refuge north of Denver, and herd managers Tuesday had their hands full rounding them up into a circular corral.

“Bison are a different kind of animal. These are wild. They don’t behave like cattle,” said Dave Lucas, manager of the Rocky Mountain Arsenal National Wildlife Refuge, as he looked down from a 12-foot elevated catwalk. “No human is getting down in there with these bison.”

A crew of 40 staffers and biologists — using native prairie grass and water as enticement — coaxed bison into a fenced area and chutes.

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