204 J U DOING JACKS, JENNETS, AND MULES 



to be produced. There are certain attributes, however, 

 which a mule mare should possess regardless of this factor. 

 Such an animal should have size, weight, good conformation, 

 quality, and refinement. The head should show an intelligent, 

 lively disposition, and the temperament should be active. 

 The barrel should be long, deep, broad, thus indicating 

 capacity. The feet and legs should be normal from every 

 viewpoint, including the normal position of the feet and legs 

 as formerly described, and quality should be therein indicated. 



Fig. 84. — A nharactcristio mule mare. (Courtesy Kentucky Agricultural 

 Experiment Station.) 



Because of the generally recognized, comparatively coarse 

 qualities of the jack, mule mares should possess unusual 

 quality and refinement. Heavy draft mares are not as 

 desirable for this purpose as those possessing some of the 

 blood from the lighter breeds, such as the Standardbred 

 or Thoroughl)red. There should be sufficient blood from 

 these breeds incorporated in the mule mare to overcome 

 the coarser qualities dominating in the jack. Suffolk mares 

 are credited with good mule-producing qualifications. 



The body of the jack has a tendency to angularity and. 



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