Science ❯ Biology ❯ Paleontology
Sabre-Toothed Tigers Hominin Fossils Early Human Species Late Cretaceous Jurassic Period Fossilized Trees Early Amphibians Khankhuuluu mongoliensis Tyrannosaur Diversity Upper Cretaceous Cretaceous Period Extinct Species
It traces tyrannosaur origins to Asia before their key migration into North America that set the stage for later giants.
