A good friend ran a butcher shop for years, they kept a single shot 12ga in the kill room as backup for the occasional radical old bitch. 1 1/4oz #4's were the load of choice. When the need would arise, th e procedure was to shove the muzzle against the ribcage, and fire. Bob said it was instantaneous, and never failed in the dozen or so times they needed it.
Not quite on topic, but closer than some.
Parents who say they have good kids..Usually don't!
