Fish represent one of the most diverse groups of vertebrates, exhibiting a wide array of physiological adaptations that have enabled them to colonise nearly every aquatic habitat on Earth. Central to ...

Researchers have elucidated how a single photoreceptor in the pineal gland of zebrafish detects color. We see color because photoreceptor cones in our eyes detect light waves corresponding to red, ...

A Virginia man caught a fish that’s so rare, it was recognized by state wildlife officials. Retired veteran John Byrd, of Bowling Green, Virginia, reeled in an 11.5-inch blue-mouth chain pickerel from ...

A new species of Amazonian fish, Pyrrhulina punctata, has been discovered in Peru, revealing previously unknown biodiversity ...