Art, a 22-year-old draft mule, was diagnosed with moderate osteoarthritis in his neck and hind legs. He displays a head tilt, ear tilt and significant pain and stiffness in his neck. Art receives ...
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A: According to an Encyclopedia of Alabama article by George B. Ellenberg, author of “Mule South to Tractor South: Mules, Machines, and the Transformation of the Cotton South,” mules came to be the ...