A study of fossil bones shows Tyrannosaurus rex kept growing until around age 40, challenging long-held ideas about dinosaur ...
For decades, scientists have been counting annual growth rings—similar to tree rings—inside fossilized leg bones of ...
New research shows Tyrannosaurus rex took nearly 40 years to reach full size, 15 years longer than previously believed, ...
Dr Holly Ballard and her team at Oklahoma State University studied leg bones from 17 different T.rex fossils to get a better ...
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T rex was still growing at 40, taking a slower path to adulthood than previously thought
A new study of growth patterns in the bones of Tyrannosaurus rex has contradicted previous reports that it stopped growing in ...
By cutting into a tiny throat bone, Princeton's Chris Griffin showed that it belonged to an adult of a smaller tyrannosauroid ...
Now, a new study of 17 tyrannosaur specimens, ranging from early juveniles to massive adults, has revealed that the king of ...
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