In today’s oceans, sea turtles, marine iguanas, saltwater crocodiles, and sea snakes are the primary reptilian residents amongst tons of mammals and fish. This was not always the case, as fossil ...

A mysterious small marine reptile dating from 150 million years ago has been identified as a new species that may have been capable of diving very deeply. The well-preserved specimen was found in a ...

A landowner in Argentina’s Neuquén province reported the discovery of fossilized remains Authorities confirmed the find as an ichthyosaur, a prehistoric marine reptile Crews worked with cultural ...

A skeleton discovered on Dorset’s Jurassic coast has been identified as a new species of prehistoric marine reptile that once ruled the oceans. The dolphin-sized ichthyosaur, called Xiphodracon ...

The Triassic period represents a pivotal chapter in Earth’s history, marking not only the recovery from the Permo‐Triassic mass extinction but also a remarkable burst in marine reptile diversity.

In most narratives, the story of evolution is the story of organisms emerging from the ocean and eventually populating the land. But for some species that evolution also involved a return trip. Dozens ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. The ancient oceans of the Eocene epoch teemed with ...

A rare fossil discovery in Antarctica has upended scientific understanding of ancient marine reptiles. Buried beneath 68 million years of sediment, a soft-shelled egg as big as a football has emerged ...

A 246 million-year-old reptile fossil discovered by scientists in New Zealand has been identified as the oldest marine reptile fossil found in the Southern Hemisphere, according to a Swedish museum.