83-Million-Year-Old Crocodile Lizard Fossil Unearthed in France
Paleontologists have identified a new genus and species of pan-shinisaur lizard from a partial upper jaw discovered in…
‘T. rex’ Mosasaur Ruled the Seas 80 Million Years Ago
Paleontologists have described a gigantic new species of mosasaur — stretching up to 13.2 m (43 feet) long…
Giant Tyrannosaur Fossil Found in New Mexico
A large tyrannosaurid dinosaur may have stalked the floodplains of what is now New Mexico nearly 74 million…
Ancient Bite Marks Suggest Tyrannosaurs Were Not Just Hunters
New research led by Aarhus University paleontologists overturns the image of tyrannosaurs as pure apex predators. An analysis…
Omnivorous, Rodent-Like Mammal Lived in Dinosaurs’ Shadow on Pacific Coast
Paleontologists have descibed a new species of the multituberculate mammal genus Cimolodon based on a fossil found in…
Small Titanosaur Species from Morocco Reveals Surprising South American Ties
A new genus and species of titanosaurian sauropod dinosaur related to South American forms has been described by…
Big-Nosed Herbivorous Dinosaur May Have Been Picky Eater
New research shows that the large-bodied ornithopod dinosaur Muttaburrasaurus langdoni from the mid-Cretaceous of Australia was no ordinary…
Oviraptors May Have Needed the Sun to Hatch Their Eggs
New experiments indicate bird-like oviraptorid dinosaurs could not fully warm their eggs with body heat alone, instead combining…
New Giant Mosasaur Species Discovered in Morocco
Paleontologists have identified a new, giant species of the mosasaur genus Pluridens from the Late Cretaceous phosphate deposits…
Fossil Amber Preserves Ecological Interactions between Ancient Ants and Other Organisms
Fossils trapped in amber aren’t just beautiful, they may preserve real ecological interactions, including possible parasitism or commensal…
90-Million-Year-Old Patagonian Fossil Reveals Missing Chapter in Evolution of Alvarezsauroid Dinosaurs
A remarkably complete skeleton of the alvarezsauroid dinosaur species Alnashetri cerropoliciensis from Patagonia, Argentina, as well as two…
New Sauropod Dinosaur Species Identified in Brazil
Paleontologists in Brazil have identified a previously unknown species of somphospondylan sauropod dinosaur with European affinities, hinting at…