Scientists may have been dramatically undercounting the number of vertebrate species on Earth. A large analysis of more than 300 studies suggests that for every recognized species of fish, bird, ...

A University of Arizona study finds scientists are discovering 16,000 new species annually - and DNA tools may reveal billions more.

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

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

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 ...

How many fossils does it take to accurately train an image-based AI algorithm? According to a new study co-authored by Bruce ...

Brazil is among the countries leading the trend. The conclusion can be found in a study published this month in Science and ...

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

A hidden genetic shift may have helped spark the rise of animals with backbones. Credit: Shutterstock Scientists have uncovered an unexpected genetic shift that may explain how animals with backbones ...

Vertebrates produce diverse proteins from single genes, unlike invertebrates. This protein diversity helps vertebrates develop complex organs and cell types. University of St Andrews research offers ...

New research from the University of St Andrews has discovered a crucial piece in the puzzle of how all animals with a spine—including all mammals, fish, reptiles and amphibians—evolved. In a paper ...

General morphology of the lateral eyes and pineal complex with their preserved melanosomes in two species of Myllokunmingidae from the Chengjiang biota. Credit: Nature (2026). DOI: ...