A prehistoric fish species that once swam alongside the dinosaurs might still be clinging to life in a muddy stretch of river ...

It was 1938 when a museum curator in East London noticed an unfamiliar fish in a haul from the Chalumna ... as a fossil relic from the Devonian Period, more than 400 million years ago.

Alligator gar haven’t changed since the prehistoric days ... throwbacks to a primitive era resemble ancient ocean-going reptiles more than they look like modern fish. Think plesiosaur with ...

which was assumed to have died out at the end of the Cretaceous period but somehow outlasted many of its prehistoric peers, dwelling deep in the ocean, undisturbed—and undetected—for eons.

A new species of prehistoric fish was found in iron-rich stone in ... McGraths Flat was once a freshwater ecosystem during the Cenozoic period, ranging from 66 million years ago until recently ...