112 THE CAT 



hatching, become very irritating to the skin, as 

 the yonng insects grow and tunnel ont to the 

 surface, where they breed, for the next gener- 

 ation again to burrow and deposit its eggs. 

 The sarcoptic mange may appear first on the 

 face and sides of the cheek, or upon the insides 

 of the armpits and thighs; and it gradually 

 extends over the softer skin of the inside of 

 the thighs, the under surface of the belly, and 

 even, in extreme cases, over almost the entire 

 body. The itchiness produced by the mange 

 causes the animal to scratch and rub itself, 

 which further irritates the skin, producing 

 abrasions which scab over; and as the scabs 

 are in turn scratched off, they leave irritating, 

 bleeding, and ugly ulcers. In severe cases the 

 constant irritation and worry to the animal 

 cause it to lose its appetite, and it may become 

 excessively debilitated and emaciated. The 

 cause and effect then become retroactive, as 

 the mange will extend more rapidly on a debil- 

 itated animal, and the increase of the mange 

 increases the debility. 



There are a great many remedies for the 

 mange, and it is not so much the choice of the 



