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

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

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

Amphibians are land animals, but can only reproduce in water. They prefer to live in and around small bodies of water. But ...

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.

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