Fossilized remains of a previously unknown species of mosasaur, an extinct marine reptile, have been uncovered in the ...

New research on mosasaurs, based on new technologies and fossil discoveries, sheds light on their evolution, feeding habits, ...

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 ...

A mosasaur may have laid this football-size egg 68 million years ago.

Getty Images Mosasaur skulls are popular with private buyers Celebrity interest - Leonardo DiCaprio, Russell Crowe and Nicolas Cage are all known to have bought prehistoric treasures - has helped ...

Instead, he unearthed a vertebra from a Mosasaur, an unseen species he termed the Wakayama Soryu or “Blue Dragon”. This creature was no ordinary Mosasaur, boasting four flippers — two front ...