http://blogs.smithsonianmag.com/dinosaur/2011/11/svp-dispatch-dinosaurs-and-the-proofs-of-evolution/ Where Paleontology Meets Pop Culture Sat, 22 Dec 2012 16:48:38 +0000 hourly 1 http://wordpress.org/?v=3.4 http://blogs.smithsonianmag.com/dinosaur/2011/11/svp-dispatch-dinosaurs-and-the-proofs-of-evolution/comment-page-1/#comment-5356 Dino Hunter Sun, 06 Nov 2011 16:55:16 +0000 http://blogs.smithsonianmag.com/dinosaur/?p=6639#comment-5356 What paleontologist haven't caught on about the arms of Tyrannosaurus rex is its arms are actually larger in porportion to its body than Gorgosaurus, Tarbosaurus, or Albertosaurus. The ratio from its humerus to femur in Tyrannosaurus is 1/3, in Gorgosaurus/Tarbosaurus/Albertosaurus the ratio is 1/4. So in Tyrannosaurus the arm was getting bigger. What paleontologist haven’t caught on about the arms of Tyrannosaurus rex is its arms are actually larger in porportion to its body than Gorgosaurus, Tarbosaurus, or Albertosaurus. The ratio from its humerus to femur in Tyrannosaurus is 1/3, in Gorgosaurus/Tarbosaurus/Albertosaurus the ratio is 1/4. So in Tyrannosaurus the arm was getting bigger.

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