This dog was on the street in front of our house for a day or two, and when we got home from school, it followed my son into the house and sat down on the couch as if it lived with us. Such a very precious small dog, veterinarian estimated roughly six months old. Had collar on but not micro-chipped and not fixed and has gone unclaimed. Does good with my 1 and 6 year old kids, and our large Germ...