Parasites wormed way into dino’s gut

Tiny tunnels crisscross fossilized stomach contents of 77-million-year-old hadrosaur

Leonardo the duck-billed dino

MORE THAN BONES  A 77-million-year-old duck-billed dinosaur nicknamed Leonardo may have been infected with parasitic worms.

Red Rocket Photography/The Children's Museum of Indianapolis/Wikimedia Commons (CC BY-SA 3.0)

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