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Slicing action on small food bits is done using 16 premolars, while grinding and crushing support comes from 10 molars at the back of the dog’s mouth.
Usually, large breeds of dogs are more prone to hip dysphasia. Labradors, Great Pyrenees, Great Danes, Retrievers, German Shepherds, Saint Bernards, Rottweilers and Sporting Dog Breeds are examples. However, small dogs can also acquire this. If your dogs belong to any of the mentioned breeds, the following information might help you.
When the animal is purchased, a tenday trial should be insisted upon, in order to have time to get veterinary certification of good health, and to ascertain whether the animal is of suitable disposition—that is, to find out whether the animal gets along with your family. The reliable breeder will agree unhesitatingly to such a reasonable request. Less reliable breeders will agree to a trial of only 24 to 48 hours. Since latent diseases often do not arise for several days, and since it usually takes more than a couple of days to decide whether an animal’s disposition is suitable, the prospective owner is advised to proceed with extreme caution when he has only a day or two to make his final decision.
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Ear cropping is a major surgical operation, performed under general anaesthesia. In some techniques the cut ears are merely bound with adhesive tape, without the use of sutures. But the more common approach is to stitch the cut ear, and after a couple of days to have them bound in wire splints until healing is complete and the stitches can be removed. A third technique, which the author prefers, is to stitch the ears with a dissolvable suture material and then paste them together in a standing position on top of the head. The latter technique requires no bandaging and all the aftercare can be performed by the owner. This method is also accompanied by the least amount of discomfort to the animal.
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Ordinarily, the adult dog has fortytwo teeth—twenty in the upper jaw and twentytwo in the lower—which are designated as incisors, canines, premolars, and molars. The incisors number six in each jaw, and are respectively called pincers, intermediates, and corners. In the upper jaw the corner incisor is shaped somewhat like a canine tooth. The temporary incisors are small, have three cusps on their free extremity, and are very white. The newly erupted permanent incisors are white and glistening and their surfaces are distinctly divided into three cusps resembling a clover leaf. The canines or fangs are coneshaped, elongated, and slightly curved. Age determination is based mainly on the characteristics of the incisors and the canines.
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At one year the teeth are fresh, white, and whole. At fifteen months the cusps of the lower pincers start to show some wear.
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