This is 10 more teeth than an adult human. Dogs have 20 teeth in their maxilla (upper jaw) and 22 teeth in their mandible (lower jaw). Dogs have 12 incisors, 6 on the top and 6 on the bottom ...

To brush your dog's teeth, they need to be comfortable with ... you are going to be ready to start brushing the front of their mouth. Try just for a couple of seconds, once a day.

Their teeth were given a final score based on how much plaque had built up during the trial. A dog with no plaque or calculus would have a mouth score of zero, so the lower the score, the better ...