10 BULLETIN 710, U. S. DEPARTMENT OF AGRICULTURE. 



10.55 a.m. During the remainder of the clay there were no more pro- 

 nounced symptoms, although the animal continued weak and evi- 

 dently was in pain, as indicated by occasional groaning. 



April 5, 10.25 a. m., the sheep was lying quietly in the pen, but 

 when taken out proved to be very weak. She frothed at the mouth, 

 grated the teeth, and while breathing groaned as though in pain. 

 Figure 5 shows an attitude assumed at that time. There was no 

 marked change in the condition of the animal during the day. 



April 6, 9.35 a. m., the sheep appeared better and when taken out 

 walked about but soon became weak and fell down with labored 

 respiration, having great difficulty in getting her breath. Figure 6 

 shows the condition of the animal at the time. She was frothing at 



Fig. 7. — Sheep Xo. 228 at 10.35 a. m., April 6, 1914. 



the mouth and panting with very rapid respiration — about 200 a 

 minute. Figure 7 shows the sheep an hour later, 10.35 a. m. The 

 condition of the animal did not materially change during the day. 



On April 7 when taken out of the pen the sheep staggered in 

 attempting to walk, the legs being very weak. She breathed with 

 gasps, was frothing at the mouth, pulse was 110, temperature 102. 

 The illness was much more pronounced than on the preceding day. 



On April 8 the sheep was very much better but still weak. Figure 

 8 shows very clearly the weak condition as it existed at 10.09 a. m. 

 The animal was not frothing at the mouth, however, and showed a 

 desire to eat. It was evident that she was recovering and that the 

 trouble was mainly weakness. In order to get a complete record of 



