120 THE HORSE AND HIS STABLE. [CHAP. 



bred horse and the Arab, and, of course, all pure breeds 

 must be bred in-and-in. 



The above effects of food and work are evident and 

 We do not well understood. But we do not sufficiently attend to 



attend 



enough to warmt h. We see that if the finest-coated Arab or 



warmtn. 



thorough -bred horse is turned out year after year, he will 

 get a winter coat as thick as a Shetland pony. But 

 besides this, nature thickens his skin ; the hide of the 

 southern horse sells higher than that of the northern 

 horse, because it is thinner. Change the skin of a horse 

 for that of a rhinoceros, will he race or hunt as well ? 



Mr. Darwin does not seem to be aware that the horse 



changes his coat ! or that there is any difference between 



his summer and winter coat ! or that the new coat of 



the same individual comes thick directly he is exposed 



Warmth in- to cold. Fine winter coats should be got by clothing 



stead of 



singeing. an( j W armth, not by singeing and cold. Starvation itself 

 is not more terrible than cold. Nature comes to the 

 rescue of the out-door horse, but frightful enormities 

 result from singeing horses in the winter, and leaving 



