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In a message dated 97-08-07 14:14:50 EDT, firstname.lastname@example.org (Mark
<< SHAPE: If bipedal dinosaurs ran fast, an aerodynamic shape would be an
advantage. The theropod dinosaurs had this shape. The main body shape
was like that of a torpedo or a fish. The body was held nearly parallel to
the ground as it is in birds with the legs perpendicular to their bodies.
Overall, their running posture was like that of a skier trying to increase
his speed. Mark Shelly >>
On the other hand, an aerodynamic body shape could have been inherited from
flying or gliding ancestral forms...