With a 11-12-m wingspan (37-40 feet), Quetzalcoatlus is the largest flying organism ever known and one of the most familiar pterosaurs to the public. Its...
Using a CT scanner and a technique called dual-energy computed tomography (DECT), a team of scientists in Germany has identified a bone disease called...
A new species of Cretaceous hypercarnivorous ichthyosaur, Kyhytysuka sachicarum, has been described from a fossil found in Colombia.
Life reconstructions...
Paleontologists have discovered what they say is a new species of the ankylosaurid dinosaur genus Tarchia that lived during the Upper Cretaceous epoch...
Paleontologists working in Brazil have uncovered the fossil of an ornithuromorph bird that lived during the Early Cretaceous epoch.
Life reconstruction...
A new genus and species of toothless noasaurid ceratosaur has been identified from an exceptionally complete skeleton found in southern Brazil.
Life reconstruction...
The origin of snakes remains one of the most contentious evolutionary transitions in vertebrate evolution. The discovery of snake fossils with well-formed...
The fossils are estimated to be around 96 million years old and belong to the first Cretaceous mawsoniid coelacanth from North America.
Reconstruction...
A new genus and species of iguanodontian dinosaur has come to light in Isle of Wight rocks dating to the Lower Cretaceous epoch.
Reconstruction of the...
Pterosaurs reached only modest sizes in the Triassic and Jurassic periods. By contrast, the Cretaceous period saw a trend toward large to giant size (2...
The new fossil from the Cretaceous of Myanmar preserves large compound eyes, delicate mouthparts, and even gills.
Cretapsara athanata, a modern-looking...
A new genus and species of chasmosaurine ceratopsid dinosaur has been identified from skeletal fragments found in the Late Cretaceous rocks of the Hall...
Enormous ammonites up to 1.8 m (6 feet) across lived on both sides of the Atlantic, in the United Kingdom and Mexico, some 83 million years ago (Cretaceous...
Two new Early Cretaceous specimens from the Wessex Formation of the Isle of Wight, UK, represent distinct and novel genera and species of spinosaurids:...
Paleontologists have analyzed cartilage material from Caudipteryx, an oviraptorosaurid dinosaur that lived in what in now China some 125 million years...
Paleontologists in China have identified a new species of pengornithid enantiornithine bird with a pair of elaborate tail feathers.
An illustration showing...
Paleontologists have described in detail for the first time the scaly skin of Carnotaurus sastrei, an abelisaurid theropod that lived in South America...
A new genus and species of carcharodontosaurian theropod dinosaur has been identified from a fossillized jawbone found in the Republic of Uzbekistan.
Life...
Paleontologists in Brazil have found fossil fragments from a new species of abelisaurid theropod dinosaur that walked the Earth during the Cretaceous period.
Life...
