When owners say "He KNOWS he did something wrong...he looks (acts) guilty!" we tend to ask them to perform an experiment the next time they come home (which is usually when the dog "acts guilty" of something If you want to know more about this exact experiment ..please ask! But...is it really so? Or is it entirely possible that OUR behavior is making THEIR behavior change? Dogs see things in pictures and read us so much faster than we could ever read them. That's not to say there aren't times when they might truly BE guilty, but we tend to give the dog the benefit of the doubt in that if they TRULY knew something was "wrong" they would NOT do it. It is OUR job to truly TEACH them right from wrong.
So, a good picture and mini-explanation can be found at:
As always...Happy Training!
CVT & Owner of Awesome Paws Academy