A newfound treasure trove of ancient fish fossils unearthed in southern China is opening a window into the earliest history of jawed vertebrates — a group that encompasses 99 percent of all ...

A new study has revealed that teeth, as we know them today, didn’t evolve for chewing or biting, but for sensing the ...

However, new research into an ancient fish called Eriptychius might finally bridge this gap. A study led by Dr Ivan Sansom at the University of Birmingham uses fossils of the species to provide the ...

The development of odontodes in fish, which are vertebrates, and sensilla in arthropods, which are invertebrates, is a prime example of evolutionary convergence — when similar features evolve ...

A fossil analysis suggests that the yunnanozoan, a wormlike fish that flourished around 520 million years ago, sported structures that were the precursors of the head and jaws of modern vertebrates.

Fish: Vertebrates that live in water and breathe using gills; Fish are defined as vertebrates (meaning they have a backbone) that live in water and use gills to breathe.

HARIDY: These early vertebrates - they lived in mucky seas. They probably needed every inch of sensation they could get. What we couldn't ask from the fossils is, hey, ancient fish, were those ...

"As fish evolved a jaw and started to feed more ... the anatomy was very similar to Anatolepis. "These early vertebrates, they lived in mucky, shallow-bottomed seas." she says.

Sept 28 (Reuters) - For human beings and 99.8% of our fellow vertebrates, having jaws is an integral part of life. Just try eating a taco without them. But, like everything else in our bodies ...

“This is concrete evidence that brain microbiomes do exist in vertebrates,” he said. “And so the idea that humans have a brain microbiome is not outlandish.” While fish physiology is, in many ways, ...