A new study published in PeerJ Life and Environment looks at how this ... how these creatures diversified during the Early Jurassic Period. The fossil, which was uncovered from the Lower Jurassic ...

During this period, Earth's climate ... teemed with diverse and abundant life. At the top of the food chain were the long-necked and paddle-finned plesiosaurs, giant marine crocodiles, sharks ...

If they were around in this period, then it’s likely flowers weren’t a big part of the planet’s plant life. Compared to dinosaurs ... was an extinction event at the end of the Jurassic in the marine ...

It was a time of significant changes for life on Earth ... suffocating marine animals and triggering a mass extinction.

A new study published in PeerJ Life and Environment looks at how this plesiosaur ... is instrumental in helping researchers understand how these creatures diversified during the Early Jurassic Period.