The ferocious predator dominated the ancient landscapes of the late Cretaceous period, around 68 to 66 million years ago.
The tall tale of the discovery of the T. rex
T. Rex May Have Been Intimidatingly Clever With Baboon-Like Brain Capacity
What do you think of T-Rex? Is it a scary dinosaur? - Quora
T.Rex may have been capable of problem-solving and even culture, study claims
T. rex's big, bare teeth? They may be a myth, study says - The Washington Post
Carcharodontosaurus
The Tyrannosaurus rex May Have Had More Brains Than You Think
How brains, not brawn, helped the Tyrannosaur become king - BBC Science Focus Magazine
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The Smartest Dinosaurs, Based on Behavior and Anatomy
The Smartest Dinosaurs - Lerner Publishing Group
Dinosaurs Set To Appear In Jurassic World: Dominion
Reconstructing a digital model of spinosaur brain
New discovery explains how T. Rex became the giants of the dinosaur world