Determination of age of a dog on teeth is considered more exact, than on other characteristic signs in her appearance. Such method is applied when the animal has no owner, there is no documentation on origin of a dog.
Instruction
1. Define how many months to a puppy who is before you, by quantity and change of his milk teeth. You will be able to determine the age of more adult dog on a condition of her second teeth.
2. Milk teeth at a puppy it is cut thirty two. From them twelve cutters, four canines and sixteen radical. The adult dog has only forty two teeth (twenty, below twenty two above).
3. Puppies will be born toothless. The first sharp teeth are cut at them on the surface of gums in a month. At the age of five months they begin to change on constants. At the same time the first cutters vanish, and in the last turn dairy canines drop out. On the tenth month from the birth at a dog all teeth which she will have constantly now will grow.
4. The young, healthy dog has white color of not erased teeth. By the end of the second year of life at a dog front lower cutters are erased, they are called still by hooks, cloves. On the third year, average cloves are erased. In the same time hooks begin to be erased above.
5. In four-five years (more exact term depends on food, care for an animal), extreme cutters in the bottom of a jaw at a dog are erased, stertost of upper teeth in the middle are also visible. By five years the teeth of dogs of any breeds begin to turn yellow. In the basis of teeth, especially on canines, there is a dark raid, the scale is postponed.
6. On the fifth year all cutters at dogs are erased, and in six and a half years the canines begin to become dull. In six-seven years the cutters at a dog are erased and take the concave form, canines slightly become dull.
7. At an elderly dog of age of ten years and more all crowns of teeth are erased by this time. Often at the age of twelve years the teeth at a dog are shaken with a mechanical pressure upon them, adopt the wrong provision.