'Theropod dinosaur' diaporamas de présentation

The Mesozoic Era

The Mesozoic Era. Dinosaurs By: Mr. Litaker. The Age of The Dinosaurs. Millions of years ago , Great beasts called " dinosaurs " thundered over the earth. Yet, up until the last century, when the first dinosaur fossils were discovered, no

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Barney to Big Bird: The Origin of Birds

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By Hillary Goins Zoology Mrs. Guy 8 th Period

Birds. By Hillary Goins Zoology Mrs. Guy 8 th Period. Where Did Birds Come From?. There are approximately 8,600 species of birds that belong to class Aves Scientists claim that birds emerged from theropod dinosaurs. ?. Theropod dinosaur. Blue bird. Characteristics of Birds. Feathers

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