The method involved taking measurements of the thickness of dinosaurs limbs to infer their weight and how many limbs that weight must have been carried on.
The teams findings suggest not only that this dinosaur was a quadruped, but also that many other early sauropodomorph dinosaurs (often called prosauropods) were experimenting with walking on all fours.
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How long before Michael Moore, Oprah, and Rosie start experimenting with walking on all fours?
Michael Moore already does in private.