With serpentine necks, flippers and a mouth full of needle-sharp teeth, plesiosaurs have captured imaginations since ...

“Mosasaurs seem to have committed to marine life multiple times,” Zietlow says, with different lineages independently evolving larger size, flipper-like limbs and broad tails. Such a scenario ...

This 72-million-year-old mosasaur fossil once believed to be a new species, was recently determined in a new study to potentially be a forgery. Scientists are asking for more high-tech CT scans to ...

Morocco is uniquely rich in mosasaur fossils, says Henry Sharpe at the University of Alberta in Canada. “Miners working in the phosphate mines come across mosasaurs all the time.” The problem ...

such as the sharp-toothed shark Cretoxyrhina and the giant mosasaur Tylosaurus. Like all plesiosaurs, Styxosaurus's limbs were two pairs of flipper-like paddles, which it moved in a figure eight ...

A Mosasaur. Contradictions in celebrated 'Sea Monster' skull point to possible fossil fraud in Morocco. Illustration. (photo credit: Dotted Yeti. Via Shutterstock) A new study raised serious ...

KAINAN, Wakayama Prefecture--A mosasaur fossil found in the mountains in the prefecture almost two decades ago has been determined to be a new genus and species that lived more than 70 million ...

Nick Longrich at the University of Bath, UK, and his colleagues analysed the find and classified it as a new species of mosasaur named Xenodens calminechariin 2021. Read more Largest ever animal ...