Quote Originally Posted by K9soul
I strongly disagree. I do not believe dogs think this way. That is putting human thoughts into a dog's head. It's more likely an insecurity behavior for some reason, but it's hard to really pinpoint it without being there and watching her. I do NOT believe dogs take "revenge" this way.
I agree. Dogs simply do not think the way we do, and they don't think about 'getting back' at you.

I would recommend seeing a vet, also. Good luck!