Betta, or Siamese fighting, fish are among "the most popular freshwater aquarium fish in the world," PetMD reports. Native to southeast Asia, this species is known for its range of vibrant hues. There ...

Bear in mind that a saltwater aquarium is more expensive and difficult to set up and maintain than freshwater even if you chose one of the best fish tanks. Some of the fish, too, can fetch eye ...

Bear in mind that a saltwater aquarium is more expensive and difficult to set up and maintain than freshwater even if you chose one of the best fish tanks. Some of the fish, too, can fetch ...

Jeremy Gay uses lava rocks to turn his aquarium into an underwater grotto in ... Clad the sides in rock too and you have yourself a great cave effect. Fish feel more secure with a three-dimensional ...

When that happens, it is ‘annoying’ though some fish (think certain loaches) seem to prefer a life in the narrow bracket over life in the open water. There’s a vent in one corner, allowing a passage ...

THE JAPANESE picture book “Soratobu medaka” tells the extraordinary tale of tiny stream-dwelling fish called medaka hitching a ride on an obliging bird to a far-off freshwater pool.

(Photo courtesy of Donna Anderson Baker) Photos of a canine that looked like ... The Alaska Department of Fish and Game is doing genetic testing, and it could take months to get the results.