Goetze: We’ve become accustomed to using mechanical devices to evaluate our environments. However, there are natural ...

The northern sea robin is a strange-looking fish with legs that it uses to "taste" the seafloor. Where it lives: The shallow ...

At more than 3,700 meters (12,000 feet) above sea level, the "karachi" swims happily in dense salt flat waters, but locals ...

According to the National Ocean Service, its nearly 70 miles per hour top speed makes it one formidable fish. Accompanied by ...

These Jurassic marauders used their razor teeth to tear chunks of flesh and fins off other fish. Other fish were found nearby which had been attacked by the ancient piranhas. "We have other fish ...

If your betta fish appears to have discoloration at the edges of its fins, it may be a sign of fin rot. Fin rot discoloration ...

Their streamlined torpedo shape helps them gather enough underwater speed to break the surface, and their large, wing-like pectoral fins get them airborne. Flying fish are thought to have evolved ...