Muongororo yavo ya2007, vakataura kuti chimiro che occiput uye cervical vertebrae ingadai yakadzora kufamba kwepamusoro uye pasi kwechiso uye kutenderera kwechiso. Zvichienderana neiyi biomechanical ongororo, timu yakagumisa kuti musoro nemhino zvaiwanzo kuve zvakagadziriswa 67 ° pasi uye padhuze nepasi, sekugadziriswa kwepasi-pamwero brows. Izvi hazvina kufanana nedzimwe nzira sauropods dzakadzorerwa, nemisoro yavo yemazuva ano yakabatwa yakatwasuka.
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