North American dinosaurs may have migrated well over 100 miles with the seasons, scientists have discovered after a close look at their teeth. A team led by Henry Fricke, a geochemist at Colorado ...

The results of a study published in the journal Nature shows that giant sauropod dinosaurs such as Camarasaurus had seasonal migratory tendencies. Scientists, led by Henry Fricke from Colorado College ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Cast of a tooth. This specimen is a ...

How dinosaurs spent their lives remains a great mystery of paleontology. We know they ate a lot, and presumably they had sex somehow. But it’s almost impossible to prove the existence of more complex ...