Between 66 million and 215 million years ago, long-necked reptiles called plesiosaurs inhabited the world's oceans. By examining their fossilized skeletons, paleontologists have learned a lot ...

The discovery of a well-preserved fossil is helping researchers learn more about an iconic Jurassic-period species. The plesiosaur, considered a successful marine predatory ancient species, may ...

The Queensland Museum announced this week that the skeleton of a 100-million-year-old "long-necked marine reptile," known as a plesiosaur, was found in western Queensland. Amateur fossil hunters ...

Researchers at Lund University in Sweden have examined fossilized soft tissue from a plesiosaur for the first time, revealing that the ancient marine reptile had both smooth and scaly skin. The study, ...

A “pellet” found in a plesiosaur fossil unearthed in Kagoshima Prefecture indicates the prehistoric creature regurgitated indigestible parts of its prey, much like modern birds and alligators ...