The fall of Tyrannosaurus rex and the rise of mammals on Earth
Sixty-six million years ago, one of the most famous creatures in history roamed Earth: the Tyrannosaurus rex. It grew to 40 feet long, could weigh more than 7 tons, and had terrifyingly powerful jaws. It was the ruler of the late Cretaceous world, and it’s the subject of journalist David Randall’s captivating new book, “The Monster’s Bones: The Discovery of T. Rex and How It Shook Our World.”
The T. rex is long gone before the main action
