Sharks have been evolving for more than 450 million years, developing skeletons not from bone, but from a tough, mineralized ...

Reconstructing the anatomy of prehistoric sharks ... some calcified bits of skeleton there – teeth make up the majority of the shark fossil record. When those teeth come from a relatively ...

The shark skeleton refurbished by Kraniata and pictured below is a short-finned mako (Isurus oxyrinchus), one of two living mako sharks. (The other being the long-finned mako.) Sebastien Enault ...

Without its scary rows and rows of razor sharp teeth, your average great white shark (Carcharodon carcharias ... Now, a new fossilized fish skeleton found in China is older than the next-oldest ...

It was nicknamed the Godzilla shark because of its size — the skeleton is the largest fossil ... a different ecological niche. "From the anatomy of the pectoral fins and tail we propose that ...

So researchers were surprised to find several shark skulls and an almost complete skeleton of 360-million ... “We are experiencing a renaissance of anatomy.” ...

Using synchrotron X-ray nanotomography with detailed 3D imaging and in-situ mechanical testing, researchers are peering inside shark skeletons ... struts that help the skeleton withstand strain ...

Reconstructing the anatomy of prehistoric sharks ... some calcified bits of skeleton there - teeth make up the majority of the shark fossil record. When those teeth come from a relatively recent ...