Dominant Dinosaur That Lived Before T. rex Discovered - Field Museum

T. Rex got huge via major teenage growth spurt: study

Albertosaurus - Wikipedia

Tyrannosaurus, Prehistoric Wiki

Máximo the Titanosaur - Field Museum

Mini-T. rex fossil found in China

Tyrannosaurus Rex: The Once and Future King - The New York Times

Tyrannosaurus Rex: Scary. Smart. Social?

Daspletosaurus - Wikipedia

New giant dinosaur predator discovered with tiny arms, like T. rex

Griffin Halls of Evolving Planet & SUE the T. rex - Field Museum

Frankenstein' dino showed a mashup of traits

Radioactive dinosaur skull helped researchers make new discovery

Dinosaurs and other ancient animals

Dinosaur - Tyrannosaurus rex - The Australian Museum, t rex