Over 300 million years ago, a minnow-sized fish died and fell to the bottom of a prehistoric swamp near the village of ...

The fossil record has historically included few fish for about 10 million years after the mass extinction event 65 million ...

A trade-off between tooth size and jaw mobility has restricted fish evolution, Nick Peoples at the University of California Davis, US, and colleagues report in the open-access journal PLOS Biology.

The efficient architecture of our joints, which allows our skeletons to be flexible and sturdy, originated among our most ancient jawed fish ancestors, according to a new study. The efficient ...

Why are there so many of species of coral reef fish? According to a new study, it’s because about 50 million years ago, some fish figured out how to bite food from hard surfaces. Evolution doesn’t ...

If you're reading this sentence, you might have a fish to thank. Fish were the first animals to evolve jaws. They use their jaws primarily to eat, but also for defense, as tools—such as to burrow or ...

The taxonomy and phylogenetics of marine fish species integrate morphological, meristic and molecular approaches to classify biodiversity and unravel evolutionary relationships. Traditional taxonomy ...

Molecular phylogenetics of fish parasites applies DNA sequence data to reconstruct evolutionary relationships among parasitic taxa infecting fish hosts. By analysing markers such as ribosomal RNA ...