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Two new species of fish were discovered in tributaries of the Black Warrior River System in Alabama, according to a study. Photo from Bernie Kuhajda A collection of colorful fish that are crimson, ...

When they meet, sarcastic fringeheads can get mouthy. These bug-eyed, bright-lipped fish often open their giant jaws to show off the psychedelic hues splashed across the inside of their mouths. And ...

The plan was simple: set a fish trap and see what appeared. After waiting more than an hour, the trap finally came back up from the canal. Inside were colorful fish that looked more like aquarium pets ...