Wednesday, May 19, 2010

The amazing T-Rex: an animal fact file

Tyrannosaurus Rex an animal facthttp://www.clker.com/cliparts/8/d/c/0/1194985836742073666clip_of_new_file_01.svg.med.png
T-Rex

Diet: Carnivore
Weight:5 to 7 tons
Length:40 feet
Height:15 to 20 feet


T. rex was a huge meat-eating dinosaur that lived during the late Cretaceous period about 85 million to 65 million years ago. T. rex lived in a humid,tropical environment Until now,Tyrannosaurus rex was the biggest known carnivorous dinosaur; Carcharodontosaurus and Giganotosaurus are a little bigger.

ANATOMY

Tyrannosaurus rex was a dangerous predator that walked on two powerful legs.This meat-eater had a huge head with big, pointed, teeth and strong jaw muscles. It had tiny arms, each with two fingers. Each bird-like foot had three large toes, each with sharp claws plus a little claw on a the back of the foot.T. rex had a stiff, pointed tail that helped him balance and allowed him to take quick turns while running. T. rex's neck was short and muscular. Its bones were hollow.

SIZE
Tyrannosaurus rex was up to 40 feet long, about 15 to 20 feet tall.The arms were only 3 feet. Tyrannosaurus rex was 5 to 7 tons in weight.The giant skull which was the about 5 feet long. The eye sockets in the skull are 4 inches; the eyeballs would have been about 3 inches.

TEETH AND JAWS
T. rex's jaws were up to 4 feet long and had 50 to 60 thick, bone-crunching teeth that varied in size from very small to over 9 inches long. Adults had a variety of sizes of teeth in their jaws at one time.When teeth broke, new grew to replace.
T. rex skull



SIZE COMPARISONS








PICTURES

http://www.feebleminds-gifs.com/t-rex.gifhttp://home.dmv.com/~les/T-REX.GIFhttp://home.mchsi.com/~jim.branberg/img/ani-T-rex.gifhttp://www.trendfollowing.com/images/trex1.jpg
http://blog.syracuse.com/family/2008/06/trex.jpg

























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