This period of time was when dinosaurs first evolved. The continents we live on today were part of one land mass that scientists call Pangaea. The climate was hot and dinosaurs flourished after the ...
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Dinosaur Discovery on MSN
When dinosaurs stopped following the rules of survival
This documentary explores a period when dinosaur evolution reached its most unusual and unpredictable phase. During the Cretaceous, environmental pressure and competition produced creatures with ...
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