Meet the legends of Earth’s prehistoric oceans, from the pliosaur – a gigantic, gnarly toothed creature – to the ichthyosaur, a majestic and speedy, dolphin-like predator.

The Jurassic Period is one of the three prehistoric geological periods of the Mesozoic Era. It spans from 145 million to 201 million years ago. This period was preceded by the Triassic Period and ...

Two brand-new species of early mammals from the Jurassic period have been discovered, revealing the secrets of how we got our ears. These new species are hoped to give paleontologists insight into how ...

A body fossil of a thorny-headed worm (Acanthocephala) has been dated to the Jurassic period, about 165 million years ago. It has characteristics of both Acanthocephala and tiny animals called ...

Scientists have unearthed nearly 200 dinosaur footprints, dating back 166 million years to the Middle Jurassic Period, at Dewars Farm Quarry in Oxfordshire, England. The remarkable find, first spied ...

What distinguishes the growth and development patterns of early mammals of the Jurassic period? Paleontologists have been able to gauge the lifespan and growth rates of these ancient animals, and even ...

A new dinosaur species from the early Jurassic period was discovered in southwestern China, according to a study published Tuesday in the journal eLife. Scientists originally found remains of an ...