No, I don't think I have missed your point entirely, walked up my garden path one day and a neighbours cat came walking towards me and just shit on the top of my lawn.Missed the point there, Bernhard. Mother nature's wild creatures doing what comes naturally, I can put up with..
Somebody else's pet... different story.
Whether they are other peoples pet or not, for some god forsaken reason my garden is the local toilet facility, and I just wish I could shoot them, problem solved.