DISEASES OP TflE OX AND SHEEP 



359 



indulgence of our kind readers while we promise to do our best 

 to show them the way over three rather awkward fences. 



Malignant Catarrhal Fever of the Ox. 

 This malady which first demands attention expresses itself 

 by a greatly disturbed condition of the membrane which lines 

 certain cavities in the head and nasal chambers, which are known 

 as " sinuses.^' When afiQicted with malignant catarrhal fever, 

 the ox is seized with shivering fits, and has a dull look. The 



Figure 4L 



The above picture represents the appearance of an ox suffering from the 

 early or first stage of Malignant Catarrh. The animal separates itself from its 

 companions in the pasture, looks dull, holds the head low, and the mucous 

 membranes are of a bluish-red tinge. The ox cannot bear the light, and the 

 eye is well seen in the illustration to be closed and swollen, and the tears to be 

 pouring down from it in profusion. The muzzle is hot, and the salivary 

 secretion and the d scharge from the nostrils may be copious, as is well shown 

 in the above drawing. The animal gives utterance to a cough indicative of 

 pain. The pulse is accelerated, as also are the respirations. The ox is thirsty, 

 but has no appetite. 



membranes which line the nostrils, mouth, and so on, become 

 bluish-red, the eyes close, the eye-lids swell, and tears flow over 

 the cheeks. The animal is troubled with a frequent and painful 

 cough, and its pulse is enfeebled. At first the bowels are con- 

 stipated, but diarrhoea soon comes on. 



The disease is rapid in its course, so much so that even a few 

 hours after its commencement a profuse discharge issues from 

 the nostrils, mouth, and eyes. The sinuses of the face and head 

 above referred to become full of purulent matter, and sometimes 



