Ancient fossils from South China reveal the earliest bony fishes and shed new light on how jaws, teeth, and key vertebrate features evolved before the major fish lineages diverged.

When we think of the fish that inhabit the deep blue sea today, it’s easy to forget that they haven’t always been there. The ...

A study published in the Nature journal alters how the evolution of fish has been historically understood. Fossilized fish and other sea creatures have often been pivotal in new scientific discoveries ...

Add Yahoo as a preferred source to see more of our stories on Google. Hundreds of millions of years ago, jawless fishes swam Earth’s seas, their brains protected on the outside by armored skin, and on ...

Beneath the surface of eastern North America are countless freshwater caves. Deep, dark, and closed off from the surface, these landforms are difficult to study and difficult to date, with their ages ...

While there is a common belief that the evolution of humans can be traced back to fishlike vertebrate ancestors, pinpointing ...

KALAMAZOO, Mich.—Growing up surrounded by fish tanks and nearby creeks, Dr. Andrew Thompson's passion for aquatic life ignited at an early age. His curiosity led him to spend time learning about ...

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 ...

Earth, rocks, evolution, and fish : background information to understanding fish evolution -- Glorified swimming worms : the first fishes : origins of chordates and the first vertebrates -- Jawless ...

pt. 1. Reproductive biology and life history. Gonads, genitals, and reproductive biology / Hartmut Greven ; Matrotrophy / Edie Marsh-Matthews ; Variation and evolution of reproductive strategies / ...

It's not what you do, it's how readily you do it. Rapid evolutionary change might have more to do with how easily a key innovation can be gained or lost rather than with the innovation itself, ...