DOMESTIC ANIMALS. 



139 



after driving. This is a common occurrence in summer. 

 It may follow a chill, which is common enough after a 

 hard day's work in the late summer, when the coat is 

 getting long. Evaporation does not take place readily, 

 and some horses will stand in the stall for hours with- 

 out the coat drying, even in very warm weather, and 

 especially is this likely to be the case if there is much 

 humidity in the atmosphere. Standing long in the 

 stable without excercise is often a cause, especially of 

 the chronic variety, as it weakens the circulation of the 

 foot to stand still for many days at a time. Indigestion 

 is a frequent cause ; also exposure to very rough 

 weather. 



Fig. 40. Horse suffering from Laminitis. 



Fig. 41. Folds of Laminae. 



Symptoms. The common mode of discovery is to go 

 into the stable in the morning and upon trying to back 

 the horse out of the stall it is found to be very stiff, and 

 is made to move with great difficulty. If all four feet 

 are affected, the animal will be found in the position 



