Dinosaur bones are like trees—every year is represented by a new ring, and paleontologists can count those concentric circles ...
For decades, scientists have been counting annual growth rings—similar to tree rings—inside fossilized leg bones of ...
Pioneering techniques used in this research may soon be applied to other dinosaur fossils and alter the course of ...
A study suggests that the Tyrannosaurus Rex reached its massive size over 40 years, contradicting earlier estimates of a ...
Dr Holly Ballard and her team at Oklahoma State University studied leg bones from 17 different T.rex fossils to get a better ...
The findings suggest T. rex spent much of its life as a juvenile or subadult, growing quickly in some years and barely at all ...
There is no question that the Tyrannosaurus rex was big. In fact, it may have been Earth’s biggest land predator of all time.
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