dogs?

[crossbow]

store a few gallons of anti freeze so they can have a drink

[Monel]

Be sure to stock up on .22 long rifle ammo! Fresh meat! yumm

[biathlon]

I believe defuz probably has the truth here. Second or third generation with no human suprevision and they would more of a problem than cannibals.

22 magnum would be my minimum for cannines.