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在白垩纪开满鲜花的大地上，许多新型恐龙开始出现，其中以北美洲的霸王龙（又称为暴龙）最为著名。霸王龙只生活在北美洲的怀俄明、蒙大拿及其相邻赫尔沟地区。这类恐龙獠牙利爪，被形容为白垩纪时代最大最残暴的食肉恐龙。但实际上，这种认识是完全错误的。新的霸王龙研究?
In the land full of flowers in the Cretaceous period, many new types of dinosaurs began to appear, among which the Tyrannosaurus Rex (also known as Tyrannosaurus) in North America was the most famous. Tyrannosaurus rex lived only in Wyoming, Montana, and its neighboring Hullou region in North America. These dinosaur fangs are described as the largest and most brutal carnivorous dinosaurs of the Cretaceous period. In reality, this understanding is completely wrong. New Tyrannosaurus Study?