What Is a Celestial Pearl Danio? Danios are tiny fish that live in Southeast Asia. Most prefer small streams. There are at least 25 different species of Danio, and the largest is only about 3 1/2 ...

BETHESDA, Md (Nov. 27, 2006) – Two fish that share much in common genetically appear to have markedly different abilities to grow, a finding that could provide a new way to research such disparate ...

A new study of giant danios (not pictured) suggests schools of fish save 79 percent more energy in turbulent conditions than fish swimming individually. Gordon Firestein via Wikimedia Commons under CC ...

Despite tremendous advances in understanding embryogenesis, we still know remarkably little about why organisms look the way they do. How are gene activities orchestrated into the particular shape of ...

Transgenic zebrafish, or zebra danio (Danio rerio), have been bioengineered into a patented and trademarked brand of genetically modified (GM) fluorescent fish and marketed as “GloFish”. (Credit: ...