No ruffies in game preserves to my knowledge...There are a couple relatives that look similar, but to my knowledge only about a dozen people in North America know how to raise them in captivity and they won't divulge their secret

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OK does not have the correct climate or habitat for grouse.It used to be tops for quail, but Bermuda grass is largely responsible for their decline, though fire ants will get the blame 90% of the time.
If pheasants are eating it, than it serves its purpose.I forgot about bugging area(where's my sign).That's vital, we always kept a strip of white clover and korean lespedeza around the perimeter of fallow or NWSG fields for that (plus a walkway.)