Show TELL COWS AGE BY HER INCISORS although stockmen stoc kmen know that a horses teeth tell its age they do not generally know that the teeth of a 8 cow give similar information that Is true even it if the cow has no teeth in her upper jaw at the time the calf Is born it has two temporary teeth and by the time it Is one month old all of the eight incisors are visible As the animal nears two years of age the temporary incisors commence to be ra r placed by two permanent teeth when it has attained two years of age these two incisors will be fully developed when from two and one halt half to three years old the permanent first intermediates ter are cut and these are full sized by the time the animal Is three years old at three and one half years the second intermediates appear and become fully developed at the time the animal Is four years old the fourth pair of incisor teeth known as the corner teeth are replaced at four and one half years all the permanent teeth are then in wear when the animal Is five years old the first pair of incisors or pinchers pin chers ebers become leveled during the time the animal Is between five and six years old both pairs of intermediates become partially leveled during this period and the corner commences to show wear from seven to eight years the pinchers pin pinc chers liers become noticeably worn from eight to nine years the middle pairs and by ten years old nil all the Rail animals mals teeth appear to be noticeably worn after the animal Is six years old the arch in the contour of the teeth commences to become less marked it may be found that the teeth are arranged in an almo straight line by the advent of the animals twelfth year F from rom the sixth to the twelfth year the teeth become triangular to in cross section distinctly separated and show progressive wearing to stubs |