reply: hi. firstly, i would say relax, because you will probably never see him again. Beside, the cougar would probably see you a long time before you see him. But, for the choice of guns, i would bring both and my preference would be for the 12 gauge with 00 bucks!
Marlin 336W 30-30,Marlin 39A,Mossberg 500
SKS Tula arsenal,CZ-75B 9mm