They are trace fossils, meaning not of the animal's actual body. A coprolite like this can give scientists clues about an animal's diet. By looking at the shape and size of coprolites, as well as ...

At that point, each one looked like a tan piece of rock with an unremarkable bump on its surface formed by the coprolite inside. She drew a square around every bump to indicate where the rock needed ...

A T. rex coprolite (Photo: Royal Saskatchewan Museum) Paleontologists also made another amazing discovery alongside her — the only known T. rex ‘coprolite’ in the world — a 65-million-year ...