Characidium dumonti lives among the rocks and pebbles at the bottom of the fast-flowing streams in the national park, ...

A 4-year-old girl in India noticed a “translucent” creature in a water tank and helped scientists discover a new species, a ...

Particularly eye-catching at the exhibition area are yellow-colored baby fish in a small tank. They measured about 5 millimeters at birth last summer but now are about 2 cm long. With their mouths ...

Roach fish that migrate between different lakes and water courses have larger pupils and better eyesight than roach that stay in one place. The adaptation makes it easier for the red-eyed freshwater ...

It has translucent fins and eyes with “golden hues,” researchers said. Want to read more? Check out our stories here. The fish is small with the holotype, or primary specimen, measuring just 2 ...

Roach fish that migrate between different lakes and water courses have larger pupils and better eyesight than roach fish that stay in one place. The adaptation makes it easier for the red-eyed ...