Experienced aquarium owners know they should research different fish species before putting them in their tanks. Some fish ...

A mysterious affliction that causes prehistoric, endangered smalltooth sawfish to spin erratically in Florida waters and ...

A survey of museum specimens reveals that more than a dozen species of the birds sport biofluorescence in feathers, skin or even inside their throats.

The waters of the United States hold a huge variety of fish species that live in its lakes, rivers, and coastal areas. From ...

Satellite images from space are allowing scientists to delve deeper into the individual functions of different tropical ...

Ancient frog relatives survived the aftermath of the largest mass extinction of species by feeding on freshwater prey that ...

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

The Denver Aquarium is more than just a place to see fish—it’s a full-on adventure for all ages. Located near the South ...

Australian redclaw have sent wildlife authorities into damage control after the crayfish were found in the wild in the US ...

Aquatic biotope aquarium diving lets you experience the wonders of the underwater world without leaving the comfort of your ...

No, you can't cuddle them, but these fish sure are adorable. Here's what to know before adding them to your tank.

There have also been plenty of big fish pulled from freshwater lakes and rivers around the world. The biggest of these are all catfish, and some of the catfish species native to Europe and Asia far ...