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T-REX

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by

Yanna Silyuk

on 17 May 2010

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Transcript of T-REX

Tyrannosaurus Rex http://animals.nationalgeographic.com/animals/prehistoric/tyrannosaurus-rex/ One of the largest dinosaurs that ever lived
Fierce carnivore
500 pounds of meat in one bite
40 feet long and 15 to 20 feet tall
5-foot-long skull and weighed 8 tons
Tyrant Lizard
Facts Small brain in proportion to its body
Eyes positioned on front of skull
Ability to focus and judge distance objects
Large portion of brain for smelling Vision and Smell The Tail and Tiny Arms Tail was large and stiff
Counter balanced the head
Agility and making quick turns
Arms were 2-3 feet long
Lift 450 pounds
http://www.dinosaur-facts.com/on-the-ground/tyrannosaurus-rex/ Facts (cont.) Lived during the late Cretaceous period
85 million to 65 million years ago
Close relative of Albertosaurus
Hatchlings covered in feathers
Lived 30 years
Females bigger than males
http://www.enchantedlearning.com/subjects/dinosaurs/dinos/Trex.shtml Classification Kingdom- Animalia
Phylum- Chordata
Class- Archosauria
Order- Saurischia
Suborder- Theropoda
Tetanura - advanced theropods Where Fossils Have Been Found Montana
Texas
Utah
Wyoming
Alberta, Canada
Saskatchewan, Canada
Mongolia Classification (cont.) Infraorder- Coelurosauria
Superfamily- Maniraptoriformes
Genus- Tyrannosaurus
Species- T. rex http://dinosaurs.about.com/od/dinosaurbasics/a/trexfacts.htm Skeleton About 50 bones
50 teeth
Teeth- extremely strong
Bite- 4 tons per square inch
http://www2.scholastic.com/browse/article.jsp?id=4768 Credit Tyrannosaurus Rex
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