WASHINGTON (Reuters) - A bottom-dwelling, mud-grubbing, armoured fish that swam in tropical seas 423 million years ago is fundamentally changing the understanding of the evolution of an indisputably ...

These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...

A tiny fossil fish from Alberta is forcing scientists to rethink a story that has sat quietly in textbooks for decades. It is ...

An extraordinary fossil bed in the arid grasslands of the Australian continent, called McGraths Flat, really is the Lagerstätte that keeps on giving. Just a few years after uncovering a trove of ...

Museum fossils in England reveal 200-million-year-old coelacanths, fish that swam alongside the first dinosaurs ...

Fossilized fish found in Australia are so well preserved that paleontologists can see what the creatures ate for their last ...

In an exciting first, an Australian team of scientists identified a new species of freshwater fish that swam in nearby waters ...

The first known cases of accidental choking have been discovered, dating back 150 million years, when some opportunistic fish got more than they bargained for picking off algae and slime from dead ...

CT scan of the front of a skate, showing the hard, tooth-like denticles on its skin (shown in orange). Credit: Yara Haridy CT scan of the front of a skate, showing the hard, tooth-like denticles on ...

An analysis of marine fossils from the Upper Miocene Chagres Formation in Panama, most belonging to the Myctophidae family, discovered four new species, one of which has been named in honor of Brigida ...

The fossil is estimated to be about 100 million years old. — -- The skeleton of a 100 million-year-old fish "with an incredibly swordfish-like head and monstrous teeth" has been unearthed in the ...