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Re: New Nature paper on Tyrannosaur Locomotion

> In brief, Hutchinson & Garcia model various hindlimb paramaters (limb
> lengths, segment weights, muscle fibre lengths, and more) from various
> specimens (MOR 555, a _T. rex_; a small tyrannosaur from the Field Museum;
> _Coelophysis_; a modern alligator; a modern chicken).  They attempted to
> calculate (for various body positions) [...]

What about various weight estimates? They used 6 t... did they also try 4 t,
for example? What about, say, the elastic effects of tendons and cartilage?

BTW, 5 and 8 m/s are 18 and 28.8 km/h, respectively.