History ❯ Prehistoric Life

Cretaceous Period

Dinosaur Evolution Dinosaur Extinction Dinosaur Diversity Dinosaur Behavior Dinosaur Species Dinosaurs Ecosystems Marine Reptiles Late Cretaceous Mammals

Sotheby’s to Offer 63%‑Complete T. Rex ‘Gus’ With $20–$30 Million Estimate

The listing underscores soaring demand for museum‑quality fossils, signaling pressure on who gets to display and study major specimens.

Thailand’s ‘Last Titan’ Is a Newly Named Giant Sauropod

Nagatitan Chaiyaphumensis Identified as Southeast Asia’s Largest Dinosaur

Giant Cretaceous Octopuses May Have Reached 19 Meters, Science Study Finds

New Mosasaur Species From Mexico Named Prognathodon Cipactli

New Mexico Shinbone Reveals Giant Tyrannosaur Predating T. Rex

125-Million-Year-Old Bird 'Gorgonavis' Unveiled in Cuenca Museum Display

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

New Spinosaurus From Niger Recasts Predator as Shallow-Water Wader

Scientists Describe Xenovenator Espinosai, a New Troodontid From Mexico

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

Bolivia Site Sets World Record for Theropod Footprints, Reveals Dinosaur 'Superhighway'

INAH Confirms Dinosaur Footprint Sites in Mexico’s Tehuacán–Cuicatlán Biosphere

Perfectly Preserved Dinosaur Egg Unearthed in Patagonia

Patagonia Yields One of the Latest Megaraptorids: Joaquinraptor Casali Described Near the K–Pg Boundary

Scientists Unveil Kostensuchus atrox, an Apex Crocodile Relative From Patagonia

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

Fossilized Dinosaur Gut Confirms Sauropods Swallowed Plants Whole