An in-depth analysis reveals that for each identified vertebrate species, there may be two others, nearly identical in ...

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

Researchers at the University of Arizona say there may be at least twice as many vertebrate species as previously recognized.

New fossil evidence from China suggests that some of our vertebrate ancestors had four eyes. The study, published in Nature, takes a closer look at a structure found in multiple 518 million-year-old ...

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

Learn how increased protein diversity in signaling genes may have helped drive the shift from invertebrates to vertebrates, reshaping how animals with a spine evolved. From frogs and fish to birds and ...

In the limestone ranges of Western Australia’s Kimberley region, near the town of Fitzroy Crossing, you’ll find one of the world’s best-preserved ancient reef complexes. Here lie the remnants of ...

Researchers report February 15 in the journal Cell that ancient viruses may be to thank for myelin—and, by extension, our large, complex brains. The team found that a retrovirus-derived genetic ...

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

For every recognized vertebrate species, there are on average two unrecognized, or "cryptic" species, according to a new ...