Turtle shells evolved over the course of 300 million years, but self-defense wasn't the initial driver, researchers think.

Researchers have dated vertebrae from a massive prehistoric shark thought to have ruled the waves off northern Australia back ...

Fossils from Qatar have revealed a small, newly identified sea cow species that lived in the Arabian Gulf more than 20 ...

The bonebed contains the 21-million-year-old remains of sea cows, sharks, barracuda-like fish, prehistoric dolphins and sea ...

Today, the Arabian Gulf is home to manatee-like marine mammals called dugongs that shape the seafloor as they graze on ...

Today, the Arabian Gulf is home to manatee-like marine mammals called dugongs that shape the seafloor as they graze on ...

An artistic reconstruction of a herd of ancient sea cows foraging on the seafloor. In southwest Qatar, fossils of a new species of ancient sea cow, Salwasiren qatarensis, were found in 21-million-year ...

Scientists say they may have discovered evidence of a prehistoric turtle stampede on a remote Italian cliff. The story begins ...

For more than 250 years, scientists only had strange folded teeth to guess what this prehistoric shark was. New fossils from Mexico finally reveal that Ptychodus was a massive mackerel shark, built ...

Rocky cliffs run into the Adriatic Sea near Ancona, Italy. There, above the pebbly coast in 2019, rock climbers explored ...

A group of climbers in Italy uncovered ancient footprints believed to be left by a stampeding herd of sea turtles. What ...

WASHINGTON— A new Center for Biological Diversity analysis identifies seven endangered animal species that would be pushed to ...