当Longrich研究其它从各不同博物馆送来的恐龙化石时，他发现了其它的一些证据来证明霸王龙是吃同类的动物。
When Longrich searched through additional T. rex fossil collections from several different museums, he found other evidence that this dinosaur was a cannibal.
当Longrich研究其它从各不同博物馆送来的恐龙化石时，他发现了其它的一些证据来证明霸王龙是吃同类的动物。
When Longrich searched through additional T. rex fossil collections from several different museums, he found other evidence that this dinosaur was a cannibal.
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