Quoting Jura <pristichampsus@yahoo.com>:
Fair enough. I was actually responding to a statement made about stegosaurs having to turn their backs on their adversaries. Presenting one's broad side to a predator removes the "need" for a long neck to see behind.
Turning into a U-shape would have worked well against only one predator, but it may have left the outside flank horribly exposed to a second predator (unless the stegosaur backed up against something). The
Or in a group of other stegosaurs...