Think less sea monsters, more doting parents: the long-necked plesiosaurs that roamed the seas during the dinosaur era gave birth to live young. They probably cared for their offspring and may ...

Scientists revealed that the remains of a giant sea creature are providing the first proof that these prehistoric reptiles gave birth to their young rather than laying eggs. Plesiosaurs, which lived ...

New fossils uncovered in the Sahara Desert show that the plesiosaur, a dinosaur-era sea beast often pegged to be the Loch Ness monster, was able to live in freshwater. Sightings of the Loch Ness ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Time to talk about another recently published ...

The unique 78-million-year-old fossils of an adult plesiosaur and its unborn baby may provide the first evidence that these ancient animals gave live births, according to scientists. The ...

LOS ANGELES, Aug. 11 (UPI) -- U.S. researchers say fossil evidence confirms long-necked plesiosaurs that roamed the seas during the dinosaur era gave birth to live young. Scientists say a unique ...

WASHINGTON - The remains of a giant sea creature are providing the first proof that these prehistoric reptiles gave birth to their young rather than laying eggs. Plesiosaurs, which lived at the time ...

The detail of a Polycotylus latippinus' embryo. This image relates to an article that appeared in the Aug. 12, 2011, issue of Science, published by AAAS. The study, by Dr. F.R. O’Keefe of Marshall ...

The inflexibility of the plesiosaur neck makes these creatures all the more puzzling. If they were incapable of raising their heads above the water to ambush prey from above and lacked the flexibility ...

Mounted fossil of Polycotylus latippinus. This image relates to an article that appeared in the Aug. 12, 2011, issue of Science, published by AAAS. The study, by Dr. F.R. O’Keefe of Marshall ...