New Research Shows Why Mid-Sized Animals Are The Quickest : Npr

New Research Suggests Why Mid-Sized Animals Are The FastestWhy aren’t the biggest animals with the longest limbs the fastest?
New research suggests these animals run out of fuel for their fast-twitch muscles before they can reach the maximum speed their bodies could achieve.
There’s a golden mean for speed, and mid-sized animals like cheetahs have it.

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