Fascinated by the presence of so many injuries, Peterson and Dischler produced a three - dimensional computer model
of a pachycephalosaur skull and mapped injuries onto it.
Not exact matches
On the basis
of these examples, Peterson and Dischler speculate that the high - domed
pachycephalosaurs with parietal injuries were side - bumping like mountain goats, and that the frontal injuries are indicative
of bison - like wrestling.
But whereas children recreating these vicious displays simply ram plastic models
of the animals together in a straight line, a study now suggests that
pachycephalosaurs may have bashed one another in a number
of different ways.