And strangely enough, those same holes allowing the fish to breathe were modified through evolution to become eustachian tubes, which enable us humans to hear—but more about that later.

To better understand these unique genetic adaptations, scientists modified ... In future studies, notothenioids and other Antarctic fish -- as well as fish engineered to mimic notothenioids ...

Chris Organ does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

“Fossils can give us important insights into how that transition might have unfolded, and the types of evolutionary adaptations it required or produced. But having a contemporary example of fish ...

Cavefish have obvious adaptations such as missing eyes and pale colors that demonstrate how they evolved over millennia in a dark, subterranean world. Now researchers say these incredible fish ...

However, researchers found that these silvery fish have overcome this basic law of reflection -- an adaptation that may help them evade predators. Silvery fish such as herring, sardine and sprat ...

Gollum lost the hair on the tops of his feet and his taste for cooked food. Mexican cave fish lost their eyes. Mexican tetra swam from surface waters into their caves around 1.5 million years ago.