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New Dinosaur Discovery Reshapes Tyrannosaur Evolutionary History

6/13/2025

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Summary

Story summary

A groundbreaking discovery in Mongolia has unveiled a new dinosaur species, Khankhuuluu mongoliensis, reshaping our understanding of the tyrannosaur lineage. This 86-million-year-old ancestor showcases the evolutionary leap from nimble predators to colossal giants like T. rex, shedding light on the powerful jaws that defined later tyrannosaurs.

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Story summary

A groundbreaking discovery in Mongolia has unveiled a new dinosaur species, Khankhuuluu mongoliensis, reshaping our understanding of the tyrannosaur lineage. This 86-million-year-old ancestor showcases the evolutionary leap from nimble predators to colossal giants like T. rex, shedding light on the powerful jaws that defined later tyrannosaurs.