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An Arizona museum tells the stories of ancient animals through their fossilized poop

WILLIAMS, Arizona — One way to help tell how a Tyrannosaurus rex digested food is to look at its poop.

Bone fragments in a piece of fossilized excrement at a new museum in northern Arizona — aptly called the Poozeum — are among the tinier bits of evidence that indicate T. rex wasn't much of a chewer, but rather swallowed whole chunks of prey.