Editor's note: All opinions, columns and letters reflect the views of the individual writer and not necessarily those of the IDS or its staffers. We’ve all seen this poster in our middle school ...

The cichlid fish of Africa's Great Lakes have formed new species more rapidly than any other group of vertebrates. A new study shows that the ease with which these fish can develop a biological ...

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.

While the sea robin has legs, it still doesn’t need a bicycle. By Sofia Quaglia The sea robin has fascinated scientists for decades. It has the body of a fish, the wings of a bird and the legs of a ...

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 ...

A fish thought to be evolution’s time capsule just surprised scientists. A detailed dissection of the coelacanth — a 400-million-year-old species often called a “living fossil” — revealed that key ...

Kerecis, the company pioneering the use of fish-tissue in cellular therapy and tissue regeneration, will debut its latest innovation, SurgiBind® Tendon Protect, at the American Podiatric Medical ...

1. Nothing as practical as a good theory -- Part I. Individuals. 2. Size spectrum theory ; 3. Individual growth and reproduction -- Part II. Populations. 4 ...

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, ...