DISEASES OF DOGS : WORMS. 331 



disclose their presence ; they always prove more or 

 less prejudicial; they prevent the whelp from 

 thriving, and often there is a wasting of its body, 

 the bowels are loose, and his dung is of a glairy 

 consistence, the whelp looks starved and has fre- 

 quently slight twitchings of the belly. Sporting 

 dogs are often rendered unfit for the chase by 

 worms ; they cannot be got into suitable condition, 

 and their swiftness and durability are thereby much 

 impared. 



Dogs are subject to five kinds of worms. One 

 of the most frequent and hurtful of these, is a 

 7'ound thin xvorm, two or more inches long, and of 

 a light yellow colour ; these not unfrequently in- 

 fest the stomach, and are sometimes brought up by 

 vomiting. Another kind to which dogs are liable 

 is, a thick round xvorm, about an inch long, and 

 of a reddish hue, with a small head. I have known 

 swarms of these expelled after administering the 

 balls (No. 26, p. 333, and 17, p. 321). The 

 third kind that dogs are subject to, and the least 

 pernicious of any, is a small white worm ; these 

 chiefly infest the rectum, and are sometimes 

 voided in great numbers : it is for this kind of 

 worms that a clyster, composed of one pint of 

 decoction of wornvwood, with one drachm of aloes 

 dissolved in it, is very efficacious, together with the 



