One can examine the edges to see if they are broken. Evan Saitta More Quotes by Evan Saitta More Quotes From Evan Saitta Do we have co-existence ? You can't say for sure, but I wouldn't be surprised if these individuals in Montana were a social group. Evan Saitta latest-headlines Males typically invest more into their ornamentation than do females, so the larger wide plates were likely from males, the broad, thin structure of the plates and their positioning on the back of the animal suggests that they were used in sexual display, analogous to the tail of a peacock. The broad, wide plates likely made a continuous display surface along the animal's back to attract mates, like a billboard. Evan Saitta science
