518-million-year-old fossil reveals vertebrates once had four eyes and extra organs that later shaped evolution.

According to the data considered by its authors—a team from the University of Sussex (UK) and Lund University ...

A research team led by Profs. Zhu Min, Lu Jing, and Zhu You'an from the Institute of Vertebrate Paleontology and ...

Earth’s vertebrate diversity may be far richer than anyone realized. A sweeping analysis of more than 300 studies suggests that for every known fish, bird, reptile, amphibian, or mammal species, there ...

The 300 million-year-old Tyrannoroter heberti had teeth specialized for eating plants, making it one of the oldest species to ...

A new study led by researchers at the University of Arizona suggests that for every recognized vertebrate species, there are, on average, two ...

Fossils of the prehistoric fish genus myllokunmingiid, more than 518 million years old, reveal that early vertebrates may have had four functional eyes. Researchers found that two large lateral eyes ...

Professor Steve Gentleman poses with a human brain at the Multiple Sclerosis and Parkinson’s UK Tissue Bank at Imperial College London, June 3, 2016. Reuters/Neil Hall The current conventional ...

Biologists have considered nearly every major taxon of animals as the key starting point for the evolution of vertebrates. We survey these ideas, many of which are no longer tenable in the light of ...

Chinese paleontologists have discovered the world's oldest complete bony fish fossils, dating back 436 million years ...