182 



THE HORSE IN HEALTH AND DISEASE 



Other defects of and abnormalities in conformation undesirable 

 to propagate are a slim head, small jaws and muzzle, narrow chest, 

 loose coupling, roach-back, sway-back, low withers, ewe-neck, droop 



Fig. 55. — Cow-hock. 



Fig. 56. — Sickle-hock or sabre-leg. 



rump or croup, weak stifles, abnormally long legs, and certain 

 defects in the mouth and feet mentioned in other chapters of this 

 book. 



COMMON VICES 



Viciousness is shown by kicking, biting, switching, etc., and 

 indicates an irritable disposition not desirable in animals used for 

 breeding purposes. These vices also reduce the value of horses by 

 rendering them dangerous to attendants. 



Cribbing and windsucking are considered here as vices. Some 

 authorities class both of them with the unsoundnesses. In any 



