Dogs and your home defense

            Most of us have heard of dogs that smile, or so it seems to we humans.

            But to me, one can also say they are also showing their teeth, which is usually a sign to any bad people to watch out, and maybe, hopefully, even to back off and leave me and my Family alone.

            Anyway here is a link to a YouTube video you might enjoy:  http://www.youtube.com/watch?v=uttuu8FIk5E