Fossils of Miniature T. Rex Found in Arctic

Prehistoric creature, which roamed Arctic some 70 million years ago, during late Cretaceous period, was about half the size of fearsome first cousin farther to south

Behold Meraxes, Argentina's Ancient 'Giant Dragon' - Atlas Obscura

New pygmy Tyrannosaur found in Alaska

Pygmy tyrannosaur roamed the Arctic, Dinosaurs

Tyrannosauridae - Wikipedia

Scientists Discover New “Primitive Cousins of T. Rex” – Finding Sheds Light on the End of the Age of Dinosaurs in Africa

Eons, When Dinosaurs Chilled in the Arctic, Season 3, Episode 11

Tyrannosaurus Rex: Scary. Smart. Social?

Appalachiosaurus montgomeriensis - Encyclopedia of Alabama

Nanuqsaurus - Wikipedia

Scientists say they've found T. rex's early ancestor in northeast Montana

Two thousand miles through millions of years — Montana's Dinosaur Trail

No Evidence T. rex Hatchlings Had Feathers

This Dinosaur Found in Chile Had a Battle Ax for a Tail - The New York Times