I understand what you're saying. We, for the most part eradicated native Americans using the same rationale. BUT, neither pertains to the keeping of fowl.
In my opinion, killing predators is for the most part a waste of time ,energy, and resources. To give background, I was raised on a working farm and have never lived in the city. I now live on 40 acres, partially wooded. The worst ( most efficient) predator I have experienced are humans,and...