This has been an interesting subject, Gray Jay, Whiskey Jack. I hunted deer and elk a lot with Dad at higher elevations in my growing up years which I didn't make until now, maybe
In our hunting camps, I remember it was Clark's Nutcracker was the Camp Robber. Maybe just they seemed more obvious about things like breaking into the Corn Flakes box you left out than the soft spoken and looking Gray Jay.
I heard Whiskey Jack for Gray Jay once or twice as I remember it