Parasites wormed way into dino’s gut
Tiny tunnels crisscross fossilized stomach contents of 77-million-year-old hadrosaur
![Leonardo the duck-billed dino](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/06/062316_mr_dino-worm_feat_free.jpg?fit=860%2C460&ssl=1)
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)