Hi, i have the same problem my cat sprays up walls near catflap, I have been told to get a 'feliway plug' in that keeps cats happy. And a 'feliway spray' to spray where the cat has sprayed on wall....
I am having the exact same problem. I think that my cat is doing it because I have another male cat that isn't neutrerd, so he is peeing where the other cat sprayed. It could be a bladder infection,...
There are many reasons this could be happening. If you brought another cat in (whether it's male or female) then the two you have at home aren't going to like it and are gingerly marking their...