Add Yahoo as a preferred source to see more of our stories on Google. After an ancient extinction killed about 85% of marine species, survivors in isolated refuges helped jawed vertebrates diversify ...

A harlequin poison dart frog (Oophaga sylvatica) is pictured at the Tesoros de Colombia (Treasures of Colombia) sustainable farm in Nocaima, Cundinamarca department, Colombia, on July 9, 2024.

A tiny fossil fish, roughly 3 centimeters long and approximately 436 million years old, has been identified as the oldest ...

Scientists have revealed new details about ancient fish more than 400 million years old, which became the ancestors of ...

A feeding method of the extinct jawless heterostracans, among the oldest of vertebrates, has been examined and dismissed by scientists, using fresh techniques. A feeding method of the extinct jawless ...

Vertebrate paleontology is the scientific discipline within paleontology that focuses on the study of fossilized remains of vertebrate animals, including their morphology, systematics, evolutionary ...

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 ...

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

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 ...

Artist’s reconstruction of the oldest known vertebrate's four eyes. (Xiangtong Lei & Sihang Zhang via SWNS) By Dean Murray Ancient fossils reveal the oldest known vertebrates had four eyes. Remarkably ...