A trade-off between tooth size and jaw mobility has restricted fish evolution, Nick Peoples at the University of California ...

In 2015, two members of the Blue Beach Fossil Museum in Nova Scotia found a long, curved fossil jaw, bristling with teeth.

The species was named Sphyragnathus tyche, combining Greek words “sphyra,” meaning hammer and “gnathus,” meaning jaw for the ...

UC Davis study of 161 fish species using high-speed video reveals evolutionary trade-off: large teeth prevent mobile jaw development.

Wednesday is National Catfish Day, and no, we are not talking about online romance scams, but rather the ray-finned fish and its prominent barbels.

Researchers have discovered a new species of ancient fish with hooked front fangs that made them a fearsome and effective ...

The large fish, spanning nearly a metre on the lake bed, lived in waters thick with rival fish, including giants several ...

"I would say it's a fairly fearsome looking fish. If its mouth is open, you would see those fangs in the jaw," he said. But the fossil is also significant for the clues it offers to the evolution of ...

Wilson says paleontologists have wondered how ray-finned fish recovered from the extinction period as other groups of fish, such as the heavily armed category referred to as placoderms, were ...