Dinosaur bones are like trees—every year is represented by a new ring, and paleontologists can count those concentric circles ...
The largest-ever study of how the “king of dinosaurs” grew shows a much longer, slower path to adulthood than scientists ...
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T rex took 40 years to become fully grown
An analysis of growth rings in the leg bones of 17 Tyrannosaurus rex individuals reveals that the dinosaurs matured much more ...
For decades, scientists have been counting annual growth rings—similar to tree rings—inside fossilized leg bones of ...
The Tyrannosaurus rex is often shown baring massive, sharp teeth, like the ferocious creature in "Jurassic Park." But new research suggests that this classic image might be wrong. The teeth on T. rex ...
Tyrannosaurus rex is one of the few dinosaurs that has its full scientific name in wide use, largely because that name is so cool. But now we might have a few others to learn, as analysis of known ...
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