Tyranno-riffic Discovery

Which came first: the chicken… or the T-Rex? This is Sandra Tsing Loh with the Loh Down on Science. Sixty-five million years ago, the Tyrannosaurus Rex was North America’s apex predator. But… who was king BEFORE the king? Enter Darla Zelenitsky and Jared Voris from the University of Calgary. They

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