They also suggested that the architecture of the skull could have permitted the use of different strategies against different prey ; the skull was light enough to allow attacks on smaller and more agile ornithopods , but strong enough for high-impact ambush attacks against larger prey like stegosaurids and sauropods .
They suggested that different strategies could be used against different prey . The skull was light enough to allow attacks on smaller and more agile ornithopods , but strong enough for high-impact ambush attacks against larger prey like stegosaurs and sauropods .