Primeval fish that were thought to be "living fossils," largely unchanged since the time of the dinosaurs, are actually evolving dramatically — and they evolved faster when Earth's continents ...

He said: "Whilst fossil fish are known in pavements in cities like Glasgow and Edinburgh, to my knowledge these fossils seem to have gone amiss." Caithness flagstone quarried in the north ...

The fossils' honeycomb-like structure and intricate internal features hint at the fish's early evolutionary significance. Although the exact relationships of P. australis remain unclear ...

Hubert told the Asbury Park Press he frequently comes to New Jersey to fish the freshwater for bowfin, which is considered a "living fossil," because it belongs to a primitive family of fish and ...