Jurassic World Chaos Theory All-Out Attack Tyrannosaurus T Rex & Bajadasaurus Dinosaur Review! Dan at Squirrel Stampede takes on the All-Out Attack Tyrannosaurus rex from Jurassic World Chaos theory, ...

Jurassic Park '93 Classic Red Tyrannosaurus Rex is Hungry as Ever! Review. Dan at Squirrel Stampede checks out the Classic ...

Altogether, the pieces reveal a slender tyrannosaur that roamed Cretaceous Mongolia about 86 million years ago and was about ...

A reexamination of fossils found in Mongolia has revealed a previously unknown “missing link” species that led to dinosaurs ...

Apex predators, like the Tyrannosaurus rex, eventually arose from smaller-bodied tyrannosauroid dinosaurs called Khankhuuluu mongoliensis, the study's researchers said.

Paleontologists have discovered a new species of dinosaur that belongs to the same group of the infamous Tyrannosaurus rex.

Scientists have discovered a new species of tyrannosauroid—the group of dinosaurs that includes Tyrannosaurus rex. The ...

A newly identified mid-sized dinosaur from Mongolia dubbed the "Dragon Prince" has been identified as a pivotal forerunner of ...

Paleontologists have identified Khankhuuluu as the closest known ancestor of T. rex, shedding new light on Tyrannosaur ...

Khankhuuluu mongoliensis lived roughly 86 million years ago and was an immediate precursor to the dinosaur lineage called ...

A tyrannosaurus fossil is helping scientists learn more about the giant carnivore's diet — because for the first time its last meals were found embedded in the fossil. Researchers looked at the ...