Scottish fossil fish, Megalichthys pygmaeus, reveals new details about the skull and provides clues about species from a coal ...

A rare Antarctic fossil reveals how early fish lived and hunted just before animals began moving onto land 380 million years ...

Flinders University researchers have taken a revealing look inside the head of one of the first animals to crawl from the ...

Antarctic fish fossils are shedding light on early animal evolution, specifically the transition to land. A remarkably ...

The ancient coelacanth fish is one of the world's oldest and rarest living aquatic species, outliving even the fierce dinosaurs and other animals that have since become extinct. Now, a new study has ...

A fossilized cranium of an extinct species of stargazer fish was stuffed with tiny fecal pellets known as coprolites, according to a recent paper published in the journal Rivista Italiana di ...

Scientists discovered a fossilized fish skull and were able to scan a well-preserved brain inside it, and this is a rare happening in the field of ancient findings. Researchers were unable to unearth ...

A team of international researchers announced the discovery of a marine reptile closely resembling a swordfish with a 3-foot-long skull that existed more than 100 million years ago. The preserved ...

A partial skull of an ancient fish was found in the New Mexico desert, officials said. Getty Images/iStockphoto A “demon-toothed” sea creature with “large, well-spaced fangs” has been identified as a ...

An extraordinary fish that existed 375 million years ago had unique features in its head that helped pave the way for vertebrate animals to live on land, scientists said Wednesday. Scientists for the ...