For decades, pop culture has painted Tyrannosaurus rex as a heavy-footed titan whose every step would make the ground tremble. But new evidence suggests this nine-ton predator was surprisingly dainty.
Dinosaur Train is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and ...
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