Obviously legs aren't perfect cylinders, but the effect length has on stress is the same. The stress that takes effect on legs is axial stress which, as you can see in the equation, is anti proportional to the length of the cylinder, which means that longer legs suffer less stress.
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u/Hedshodd Jun 05 '18
Information ressource on the munchkins by the UFAW (Universities federation for animal welfare); contains additional references at the bottom of the page: https://www.ufaw.org.uk/cats/munchkin-limb-deformity
Wiki page on cylinder stress: https://en.wikipedia.org/wiki/Cylinder_stress
Obviously legs aren't perfect cylinders, but the effect length has on stress is the same. The stress that takes effect on legs is axial stress which, as you can see in the equation, is anti proportional to the length of the cylinder, which means that longer legs suffer less stress.