Betta fish are native to Southeast Asia and are prized aquarium species for their long fins and varied colors.

Meanwhile, light gradient data showed blue light was more easily visible in shallow water and red light in deep water. The findings suggest that natural selection in each species' visual system toward ...

CAROLINE COUNTY, Va. -- After years of fishing, John Byrd recently caught something he'd never seen before. A bright blue fish! "I’d never seen one that color! And I’ve been fishing in that pond for ...

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 ...