136 ANTHRAX 



symptoms of cerebral apoplexy. The animal becomes sud- 

 denly ill, staggers about for a brief period and falls. There is 

 often a bloody discharge from the mouth, nostrils and anus. 

 Death usually ensues in from a few minutes to an hour. 



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Fig. 23. A catnera lucida draivivg of a field in a preparation of 

 blood from a case of aciilc anllira.v, tnucli enlarged {Burnett). 



Usually there are convulsions. Sheep and cattle suffer most 

 frequently with this form of the disease. They are often 

 found dead. This is especially true in the beginning of an 

 epizootic. 



2. In the acute form, the disease runs a somewhat slower 

 course, lasting usually not to exceed twenty-four hours. The 

 temperature rises rapidly to from 105 to 108° F. With this 

 there are signs either of congestion of the brain or of the 

 lungs. If the brain is affected the animal becomes restless, 

 excited, stamps the ground, rears in the air, bellows, runs to 



