tyrannosaurus rex

"We know next to nothing about sex-linked traits in extinct dinosaurs."
Rare footprints indicate a pace of just 3 to 5 miles per hour, but the dinosaur that made them wasn't in a hurry.
"Cannibalism seems to be surprisingly common in these guys."
Barney could give him a run for his money.
How much do you know about dinosaurs? If you’re still relying on what teachers taught you in grade school and images in classic Hollywood films like 'Jurassic Park,' you just may have dinosaurs all wrong. Yes, the scientific understanding of dinosaurs - and dinosaur behavior - has changed drastically in recent years, from the way dinosaurs moved to how they thought to how they looked. HuffPost Science's Jacqueline Howard reports.