Scientists propose Tyrannosaurus had three species, not just 'rex
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New Giant Dinosaur Discovery Reveals Why Many Prehistoric
All in the Family Scientific American
Scientists propose Tyrannosaurus had three species, not just 'Rex
Farmer discovers new Tyrannosaur species, one of the oldest of its
Tyrannosaurus rex should be split into three species
The T. Rex Species Saga, Explained
Oldest known T. Rex relative found in Utah
Scientists find Tyrannosaurus had three species, not one – DW – 03
Tyrannosaurus Remains Hint at Two Possible Species Distinct from T
Controversial idea that T. rex was three species comes under fire
New study refutes the claim that T. rex was multiple species
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