Coprolites can also contain clues about an animal's diet. For example, a spiral-shaped coprolite may have been left by an ancient shark or another kind of fish. This is based on the knowledge that ...

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 ...

Frandsen initially used his coprolite collection to launch an online ... include petrified wood that contains termite poop, ...