(Reuters) -A newly identified mid-sized dinosaur from Mongolia dubbed the "Dragon Prince" has been identified as a pivotal forerunner of Tyrannosaurus rex in an illuminating discovery that has helped ...

This illustration depicts how the slender Khankhuuluu mongoliensis may have appeared as it roamed Mongolia during the Cretaceous period. The newest addition to the tyrannosaur family, the discovery of ...

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A newly discovered dinosaur from Mongolia, named Khankhuuluu mongoliensis, or "Dragon Prince," is believed to be a crucial ancestor of the Tyrannosaurus rex (T rex), shedding light on the T rex's ...