How to identify the age of Tibetan mastiff


The total number of teeth was forty-two (upper and lower jaw) and the lack of teeth was not a fault. If the back bite, the upper eyelid protrudes, and the missing tooth is more than four, it is a disqualification.

One month: All of the milk cutting teeth, canine teeth, first and second premolars occur.

Two months: The second premolar and molar (first third molar) occur.

Four months: The incisor and the first pre-caries are exchanged, and the first posterior caries occur.

Four-and-a-half-half: The tooth exchange between the middle tooth, the first, the second, and the third tooth.

Five-six months: dental caries, canines, second and third, and fourth premolar commutation, second and third posterior caries occur.

Seven months: Complete exchange of teeth.

The age is then identified as the tooth wear.

1 to 2 years, the incisor lobulated body (tricuspid) disappeared.

2 to 3 years of the same change in the teeth.

4 to 5 years, the same change of tooth decay.

5-6 years, the integument lobulated enlarged.

In the period from 6 to 7 years, the same metamorphosis expanded.

8~9 years, dental caries grow in the same shape

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