Paleontologists have unearthed a beautifully preserved skull and jaws as well as part of the postcranial skeleton of a previously unknown peirosaur species...
In a study published today in the journal Earth and Planetary Science Letters, paleontologists analyzed the ratio of two different zinc isotopes in the...
This apex predator is a type of sebecid crocodyliform with South American origins, according to new research led by the Florida Museum of Natural History.
Sebecid...
At over 2.5 m (8.2 feet) in length, the newly-described stem tetrapod Gaiasia jennyae was possibly the largest creature of its kind.
Life reconstruction...
Paleontologists have unearthed two fossilized phalanges of an ancient carnivorous bird on Seymour Island, Antarctica.
Paleoenvironmental reconstruction...
Adorned with fins down the sides of its body, a distinct head with long antennae, massive jaw structures inside its mouth and growing to more than 30 cm...
Pterygotid eurypterids (sea scorpions), giant aquatic arthropods with big claws, were all regarded as apex predators but some scientists then suggested...
Lorrainosaurus keileni lived in the Middle Jurassic seas, approximately 170 million years ago.
An artist’s impression of Lorrainosaurus keileni. Image...
Saurosuchus galilei, a large loricatan pseudosuchian archosaur that lived in South America 230 million years ago (Late Triassic epoch), was thought to...
Inostrancevia was a tiger-sized, saber-toothed gorgonopsian that lived on the supercontinent Pangea during the Permian period, approximately 252 million...
Dunkleosteus terrelli, an armor-plated fish that lived in the shallow subtropical waters of the Devonian period, about 360 million years ago, is one of...
Jurassic ichthyosaurs dominated upper trophic levels of marine ecosystems. Many species coexisted alongside each another, and it is uncertain whether they...
Thalassotitan atrox, a species of mosasaur that swam in the Cretaceous oceans 66 million years ago, shows that these specialized marine creatures evolved...
Using an exceptionally well-preserved fossil of the giant shark megadolon (Otodus megalodon), an international team of researchers created the first 3D...
Researchers from the Max Planck Institute for Evolutionary Anthropology and elsewhere have looked at zinc isotopes found in the teeth of extanct wild and...
The top predator of the Jurassic and Cretaceous landscapes was usually a species of carnivorous dinosaur. These predators walked on two legs, had powerful...
A new fossil of Guizhouichthyosaurus, a 5-m- (16.4-foot) long ichthyosaur that swam in Middle Triassic oceans some 240 million years ago, contains the...
Paleontologists have found and described the first nearly complete skeleton of Ankylorhiza tiedemani, an extinct large dolphin that lived about 24 million...
The stomach contents preserved in an adult specimen of the archaic whale Basilosaurus isis from the site of the Wadi Al Hitan in Egypt suggest it was an...
