History ❯ Prehistoric Life

Cretaceous Period

Dinosaur Evolution Dinosaur Extinction Dinosaur Diversity Dinosaur Behavior Dinosaur Species Dinosaurs Marine Reptiles Ecosystems Late Cretaceous Tyrannosaurids Dinosaur Era Extinction Events Mammals Maastrichtian Age Biodiversity Dinosaur Provincial Park Climate Change North America Paleogene Period Early Cretaceous North American Ecosystems Mammal Evolution Dinosaur Discoveries Winton Formation

Scientists Describe Spinosaurus mirabilis, a Blade-Crested Predator From the Sahara

Fossils from an inland river system shift the spinosaurid debate toward wading rather than fully aquatic behavior.

Bolivia Study Sets Dinosaur Footprint Record as Italy Reports Vast Triassic Trackway

Smithsonian to Debut Rare, Nearly Complete Pachycephalosaurus Skull for Weeklong Holiday Display

Bolivian Tracksite Sets Record With 16,600 Dinosaur Footprints, 1,378 Swim Traces

Scientists Describe Kostensuchus Atrox, a Dinosaur‑Eating Croc Relative From Patagonia