"If cougars could help get rid of our newer problem up here(coyotes) I'm all for it. "
What happens when that cougar can't find a yote? Your 2 year old toddler in your back yard or your 10 year old waiting for the bus will suffice. This is not 1800's Colorado were living in.

"I have to say when did humans become God and decide what goes were? "

A long time ago, in the bible, God said "Let us make man in our image, in our likeness, and let them rule over the fish of the sea, and the birds of the air, over the livestock, over all the earth, and over all the creatures that move along the ground".