DISEASES OF THE OX AND SHEEP. 



533 



sheep thus aflQicted slaughtered without any delay. In the study 

 of some of these affections it is very possible that sufficient 

 attention has hitherto not been given to the condition of the 

 kidneys. 



Navel-ill in Lambs. 

 There is a rather peculiar disease in which the navel is often 

 involved called Navel-ill, often characterised by external swell- 

 ings, and occasionally met with in lambs. Strange as it may 

 4seera, this disease has been most prevalent when the season 



Fig. 71. — Navel-ill. 



The above picture represents a lamb afflicted with the disease known as 

 oavel-ill. The most characteristic point about the little animal is that its navel 

 is seen to be much swollen and enlarged. The tongue protrades, and the little 

 creature shows a certain look of helplessness and bewilderment, and almost 

 looks, so to say, as if it were bleating : " Whatever is the matter with me ? I 

 do wish someone would cure me." 



has been remarkable for the good condition of the ewes, for the 

 large number of the lambs, and for a plentiful supply of good 

 food. Even as many as twenty out of a flock may die of this 

 disease within the first fortnight, or even the first week of the 

 lambing season, and we do not find, as we might expect to do, 

 that the deaths diminish in number in proportion as the weather 

 becomes mild and the grass improves in quality. It is difficult 

 to say what are the actual causes of the disease, but it seems 

 that flocks which have been kept in confined quarters during 

 the winter are frequently affected. 



When afflicted with this disease, the lambs suddenly stagger, 

 and look debilitated and drooping. The bowels may either be 

 constipated, or the opposite condition may be manifested. The. 



