Across
- 3. - Small, fast-running dinosaur with sharp claws.
- 6. - Plant-eating dinosaur with bony plates along its back.
- 8. - Marine reptile resembling a dolphin or fish.
- 10. - Geologic period known for its diverse dinosaurs.
- 11. - Flying reptile from the age of dinosaurs.
- 14. - Study of prehistoric life through fossils.
- 15. - Geologic period when Tyrannosaurus rex lived.
- 16. - Fierce carnivorous dinosaur with short arms and sharp teeth.
- 18. - Armored dinosaur with a clubbed tail.
- 19. - Dinosaur that primarily ate meat.
- 20. - Remains of ancient life preserved in rocks.
Down
- 1. - Dinosaur that mainly ate plants.
- 2. - Long-necked herbivorous dinosaur.
- 4. - Tall dinosaur with long front legs and a small head.
- 5. - Large dinosaur with three horns on its face.
- 7. - Term used to describe dinosaurs that no longer exist.
- 9. - Scientist who studies ancient life.
- 12. - Large predatory dinosaur with sharp teeth.
- 13. - Aquatic reptile from the time of dinosaurs.
- 17. - Preserved remains or traces of ancient organisms.