While experts know details about its diet, size, and general habitat, the aquatic reptile’s skin characteristics have ...

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 ...

Among them was the fearsome plesiosaur, a marine reptile with a long neck and four large flippers that ruled the ancient seas ...