Haha no worries mate as I run a pack with a bloodhound, pitbull, grey/wolfhound - but wouldnt let them hunt a grizz anyway. I would let them chase it till it was in a tree, then I would leave it alone haha. Or if there is no other option I would shoot it with my Mongol bow. Personally wouldnt let my dog hunt a grizz, one swipe of a grizzly paw is known to break a mature pine tree in half, imagine my skinny longdogs hahaha . Not to mention I've seen one crunch the snout off of a bull moose with one f*****g bite...horrifying strength.
Btw your dogs are beautiful!
You think my litter would be