These catfish had never been scientifically classified, despite being popular aquarium pets for decades. Looking at the fish in a laboratory, researchers quickly realized they’d discovered a new ...

Scientists have identified more than two dozen previouslyunknown fish species in Peru and the Amazon Basin, uncovering a ...

These fish had never been scientifically classified, despite being popular aquarium pets for decades. Looking at the catfish, researchers quickly realized they’d discovered a new species ...

Cory catfish are incredibly common; you can find them in most freshwater tanks. They are a favorite among fish enthusiasts because of their interesting behavior and unique colors. There are over ...

These catfish had never been scientifically classified, despite being popular aquarium pets for decades. Looking at the fish in a laboratory, researchers quickly realized they’d discovered a new ...