Scientists studying a giant fossilized lion skull think it could be evidence of a previously unknown population of lions.
Among more than 2,000 ancient fossils found in an African excavation, paleontologists have discovered new species of some of the earliest dinosaurs.
The tracks were made by massive dinosaurs some 170 million years ago (Middle Jurassic period), in a muddy, shallow lagoon.
Fossil pelvises suggest brooding might have evolved late in modern birds.
A 200 million year old sauropod has been diagnosed with osteomyelitis, a severe bone disease, according to a scientific paper published on Thursday.
Mongolia is working to recover dinosaur fossils which were illegally trafficked into South Korea and France, the Department for Economic Crime of the Mongolian General Police Department said Monday.
The Arkansas legislature resolved last year that Arkansaurus Fridayi was the state's official dinosaur and that was good.
Fossilised faeces and holes in ancient jawbones show that dinosaurs, like modern animals, were plagued by parasites.
The ancient fossil, just discovered in China, could upend our understanding of how all vertebrates evolved over time.
A new study has re-discovered fossil collections from a 19th century hermit that validate 'phantom' fossil footprints collected in the 1950s showing dicynodonts coexisting with dinosaurs.