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总结
多家海外媒体援引一项最新化石骨骼研究称，霸王龙（T. rex）的生长并非在青壮年迅速结束，而是可能以相对缓慢的节奏持续增重增大，直到约40岁才接近完全成熟。研究人员通过对恐龙骨组织的生长结构进行分析，推断其个体发育周期更长，这将影响对其新陈代谢、繁殖年龄、种群结构以及当时生态位竞争方式的认识，并为重建白垩纪顶级掠食者的生命史提供新证据。
正文
T. rex grew up slowly: New study reveals 'king of dinosaurs' kept growing until age 40 Phys.org T. rex Never Stopped Growing, Dinosaur Bone Study Suggests Scientific American T. rex took 40 years to become fully grown New Scientist Tyrannosaurus rex research reveals new facts about 'king of dinosaurs' The Herald Palladium Tyrannosaurus Rex Took 40 Years to Grow Up, Fossil Bones Reveal Discover Magazine
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