Limb work and joint work minimization reveal an energetic benefit to the elbows-back, knees-forward limb design in parasagittal quadrupeds.

Proc Biol Sci · 2020 · PMC7739919 · PMID 33290670

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may be significantno p-value reported

It is important to note that these demands on muscle are not the only sources of physiological cost: work and power associated with accelerating limb masses for protraction and retraction may be significant; as may be the costs associated with activating muscle isometrically.

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