I don't know about 9mm for bear and cougars, how about 10mm?
Back to your question, Glock 17/19 over the Ruger. I have the 22/23/27 trio and like them a lot.
The biggest issue with assembling an AR isn't so much getting the parts together right - it's getting the right parts together.
US Army 1966-69, VFW Life Member, Retired Geek