Nanotyrannus likely was a tiny adult dino and not a teen T. rex
纳诺暴龙很可能是一种成年小型恐龙，而不是青少年霸王龙
<i>Nanotyrannus </i><i>lancensis, </i>which recent findings suggest was a distinct dinosaur and not a young <i>Tyrannosaurus rex</i>, was a small-sized Late Cretaceous predator that may have competed with juvenile <i>T.rex </i>for food.
2025-12-04 893词 中等
The results were surprising, says Caitlin Colleary, a paleontologist at the Cleveland Museum of Natural History, where the specimen’s skull and throat bone are held, and an author of the study.
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