A solitary sunfish at an aquarium in southwestern Japan lost its appetite, began banging into the side of the fish tank, and appeared unwell days after the facility closed last month for renovations.

A laurel dace in a stream is like a canary in a coal mine.

Those looking to take in the sights of a beautiful aquarium in the U.S. are in luck, as the one fitting the bill is also a ...

When exposed to an increase in the water temperature of their habitat, zebrafish, three-spined stickleback and flounder adapt ...

Deep below the surface of a river in northern Brazil, a “shy” creature tucked its “armored” body into a rocky crevice. Divers ...

In a river of northeastern Brazil, an “armored” creature with “large” eyes paused to rest against a rock. The maze-like ...

A solitary sunfish at an aquarium in southwestern Japan lost its appetite, began banging into the side of the fish tank and appeared unwell days after the facility closed last month for renovations.

The Shreveport Aquarium is working with its partners at the Caddo Lake Institute to raise paddlefish and release them into ...

Scientists caught a popular aquarium fish in Xingu river and discovered a new species, already critically endangered, a study said. Photo from Sousa, Sousa, Oliveira, Sabaj, Zuanon and Rapp Py ...