ExploreAncient

Tyrannosaurus rex

Tyrannosaurus rex was a prehistoric dinosaur known for its distinctive features. Scientists study its bones to learn about how dinosaurs lived.

Habitat: Mesozoic forests and floodplains

Appearance

The Tyrannosaurus rex is a massive, bipedal predator with a disproportionately large head and powerful jaws. It has tiny, two-fingered forelimbs and a thick, balancing tail, giving it a distinctive, fearsome silhouette.

KingdomAnimalia

Tyrannosaurus rex

Interesting facts

Adults might have eaten up to 500 pounds of meat in a single meal!

Its teeth were serrated like steak knives, perfect for tearing flesh!

The largest T. rex tooth found measured over 30 centimeters long!

Tyrannosaurus rex could run as fast as a car in some short bursts!

Special abilities

Tyrannosaurus rex can deliver the strongest bite of any land animal, powerful enough to crush bone, helping it tear through tough prey.

Tyrannosaurus rex has an incredible sense of smell, allowing it to detect carcasses or prey from many miles away.

Tyrannosaurus rex can grow incredibly fast during its teenage years, gaining thousands of kilograms to become a giant.

Tyrannosaurus rex has forward-facing eyes, giving it excellent binocular vision for precise hunting and depth perception.

Measurements & details

Estimated Length: 10-12.3 m
Estimated Weight: 5000-9000 kg
Era: Late Cretaceous
Extinct Millions Years Ago: 66

Diet & Feeding

A fierce, opportunistic predator that actively hunted large plant-eating dinosaurs and also scavenged.

Age differences: Juvenile T. rex likely hunted smaller prey than adults, shifting its diet as it grew.

Primary Foods

Triceratops horridus
Edmontosaurus annectens
Ankylosaurus magniventris
Pachycephalosaurus wyomingensis

Foraging Method

Pursuit

Ecological connections

hunts

Triceratops

Triceratops horridus

A primary herbivorous prey

hunts

Edmontosaurus

Edmontosaurus annectens

Another common herbivore prey

hunts

Ankylosaurus

Ankylosaurus magniventris

Heavily armored, but still prey

Traits

Ancient

Look for fascinating things that have been around for a very, very long time! These can be old trees, rocks, or even amazing fossils that tell stories from the past.

Artifact

Uncover fascinating objects made by people from long ago! These unique items tell stories about how humans lived, worked, and created throughout history.

Armored

Find creatures protected by tough, hard coverings, almost like a natural shield! This armor helps keep them safe from harm in the wild.

Fossil

Discover amazing clues about ancient life preserved in rocks! Fossils are like nature's time capsules, showing us creatures and plants from millions of years ago.