OF THE OX. 153 



and irritant, for then it is no longer a flow of 

 droppings covered with mucus which is ex- 

 pelled, but secretions already putrid, some- 

 times reddish in colour, and attended with 

 foetid gases, which induce tenesmus in the 

 rectum, and force up the tail. The animal 

 grows perceptibly lean, his dejection is ex- 

 treme, and cows which are with calf mis- 

 carry. 



At night, the animal seems to have an 

 increase of fever, sometimes of a remittent 

 type, after which he becomes drowsy and lies 

 down to rest himself or to sleep, if he can ; 

 but the difficulty of breathing, the abdominal 

 pains, soon force him to rise again, which he 

 cannot do without an effort. 



4. Period af Decline and Sinking. This 

 stage is observed to extend from the eighth 

 day to the twelfth or the fourteenth. The 

 morbid functions pursue their course, for the 

 disease has its regular phases and a successive 

 variation of phenomena. The secretions, which 

 a few days before were fluid and irritating, 

 have undergone a change ; they have become 

 thick and purulent, they flow more slowly 



