Tyrannosaurus rex

King of dinosaurs

Tyrannosaurus rex is a large carnivorous dinosaur that lived in North America during the late Cretaceous period, about 68 to 66 million years ago.

Known for its massive skull, powerful jaws, and tiny forelimbs, it ranks among the largest land predators ever to exist.

Often shortened to T. rex, it dominates popular culture as the quintessential dinosaur: The museum's T. rex skeleton draws thousands of visitors.

The name means "tyrant lizard king."

Opposites
dinosaur body plan and ecology

Tyrannosaurus rexBrachiosaurus

Tall sauropod genus

Argentinosaurus · Iguanodon · sauropod · plant-eater · gentle giant

size and power in prehistoric context

Tyrannosaurus rexArchaeopteryx

Prehistoric transitional flying creature

cultural symbolism of prehistoric life

Tyrannosaurus rexgentle giant

Large but kindhearted being

herbivore · prey · victim

Family

tyrannosaurus, tyrannosaur, tyrannosaurs, tyrant, tyrants, tyranny, tyrannies, tyrannical, tyrannically

Familiarity
Top 100,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Everyday, not technical · Rated G