1 Fes., 1898.] QUEENSLAND AGRICULTURAL JOURNAL. - 113 
TO TELL THE AGE OF SWINE. 
Tur animal is born with eight teeth—four corner incisors, and four tusks. 
On the eighth or tenth day appears the second or third temporary molar. 
At four weeks old, the four nippers appear—two in the upper and two in 
the lower jaw. 
At the fifth or sixth week, the foremost temporary molars appear in the 
upper and lower jaws. 
At the age of three months, the intermediary incisors have appeared 
above the gums. 
At the sixth month, the so-called wolf’s teeth will have appeared, and at 
the same age appear the third permanent molars. , 
'. At the ninth month, the following teeth will have appeared, namely :—The 
permanent corner incisors, the permanent tusks, and also the second permanent 
molars. 
At the twelfth month, the permanent nippers will be in view. 
With the twelfth and thirteenth months, the three temporary molars will 
have been shed, and their permanent substitutes, which, at fifteen months of 
age, will have fully appeared, are now just cutting through the gums. 
With the eighteenth month, the permanent intermediary incisors and the 
hindmost permanent molar will have made their appearance ; and with the 
twenty-first month they will be fully developed. 
