Tyrannosaurus, which roamed western North America, was one of the largest meat-eating dinosaurs. It appears this Tyrannosaurus was about 13-15 years old ... of the skeleton remains unclear ...

rex was a juvenile,” the museum said in a blog post. “We used the tibia length to estimate the age of this dinosaur to be between 13 and 15 years old when plotted on a Tyrannosaurus growth ...

An Frieze fairgoer takes in “Chomper,” a juvenile Tyrannosaurus Rex skeleton being sold by the ... But in recent years, as the market for prehistoric skeletons has grown more robust, dinosaurs ...

By Livia Albeck-Ripka In the summer of 2022, two boys hiking with their father and a 9-year-old cousin in ... d stumbled upon a rare juvenile skeleton of a Tyrannosaurus rex.

A rare juvenile Tyrannosaurus rex fossil found by three ... Lyson said the dinosaur is estimated to have been between 12 and 14 years old. Lyson said it would have weighed about half as much ...