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T.rex in Animal World at National Museum of Scotland

Tyrannosaurus rex

Meet the 12 metre-long, spectacular life-sized skeleton cast of a T.rex, one of our new star attractions at the National Museum of Scotland.

T.rex arrives at National Museum of Scotland

It is 65 million years since T.rex actually walked the earth, but the Museum’s new acquisition will bring people as close as possible to appreciating the scale and power of the real thing. The cast has been taken from one of the most complete T.rex specimens in the world, which is held in the Museum of the Rockies.

T.rex skeleton being installed

Part of the T.rex cast skeleton being installed at National Museum of Scotland.

It is the centrepiece of the Animal World, a spectacular array of creatures from the past and the present day, including a great white shark, a hippo and a Triceratops skull, among many others. T.rex peers out into the Museum’s Grand Gallery, and draws people through into the six brand new Natural World galleries, which tell the story of the formation of the earth and evolution of life on our planet.

Where was the skeleton found?

Our T.rex is a cast of a specimen that was found in 1988 by researcher Kathy Wankel at Hall Creek, Montana. The specimen was excavated by a team from the Museum of the Rockies, led by palaeontologist Jack Horner, and given the number MOR 555. The skeleton is 85% complete, including the skull and the first complete T.rex forelimb.

Excavation of the T.rex in 1990 © Museum of the Rockies

Above: Excavation of the skeleton in 1990 © Museum of the Rockies

The T.rex is now on display at the Museum of the Rockies in Bozeman, Montana. Find out more about it's discovery in Jack Horner's post on the Feast Bowl blog here.

What was T. rex like and how did it live?

T.rex was one of the largest carnivorous dinosaurs that ever lived. Fossil evidence shows that it was about 12 metres long with a six metre tail. It had strong thighs, and together with its long powerful tail – which gave it balance – this helped it moved quickly. Its massive 1.5 metre long skull provided it with a powerful crushing bite.

T.rex in Animal World

T.rex in it's new home in Animal World gallery.

The serrated conical teeth allowed it to pierce and grip flesh, and its strong neck muscles were then used to rip the flesh from the carcass of its prey. Its two-fingered forelimbs could possibly manipulate prey, but were far too short to reach its mouth.

It is believed that this powerful predator could eat up to 230 kg of meat in one bite. Fossils of T.rex suggest that it crushed and broke bones as it ate and broken bones have been found in its dung. It lived in forested river valleys in North America during the late Cretaceous period and became extinct about 65 million years ago.

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Top T.rex facts

Age: T.rex lived for 16-18 years and walked the earth 65 million years ago.
Skeleton discovered: Hell Creek Eastern Montana, by researcher Kathy Wankel in 1990.
Size and weight: 12 metres long, 6 metres high and would have weighed 3,000 kilos when alive.
Male or female: Unknown as difficult to determine sex of dinousaurs from skeletons.
Did you know? MOR.555 is the second largest and most complete T.rex skeleton ever found.

Assembling the T.rex
  • Time lapse video showing how the T.rex was assembled

T.rex on Opening Day

Related pages

  • Our new museum
  • T.rex installation photos on Facebook
  • Animal World

Downloads

  • Make your own dinosaur mask

The Feast Bowl

  • When T.rex rocked in Montana
T.rex being installed in Animal Senses

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