Tyrannosaurus rex may have been three separate species, say scientists

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Researchers have controversially argued there is enough variation in samples to point towards three species of Tyrannosaur, not one.
Tyrannosaurus rex may have been three separate species, say scientists
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Tyrannosaurus rex may have been three separate species, say scientists
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Tyrannosaurus rex may have been three separate species, say scientists
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Tyrannosaurus rex may have been three separate species, say scientists
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Tyrannosaurus rex may have been three separate species, say scientists
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Tyrannosaurus rex may have been three separate species, say scientists
Tyrannosaurus rex may have been three species, scientists say, Dinosaurs
Tyrannosaurus rex may have been three separate species, say scientists
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Tyrannosaurus rex may have been three separate species, say scientists
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Tyrannosaurus rex may have been three separate species, say scientists
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Tyrannosaurus rex may have been three separate species, say scientists
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Tyrannosaurus rex may have been three separate species, say scientists
Om Nom Nom: T. Rex Was, Indeed, A Voracious Hunter : NPR
Tyrannosaurus rex may have been three separate species, say scientists
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