Setting up an aquarium requires more than just buying a tank and filling it with water. You must also determine tank size, water temperature, and, of course, the fish that will call the tank home. To ...

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 ...

With their long delicate fins, betta fish need a tank with low water flow and lots of places to hang out and nap. A 5-gallon tank is ideal for most betta fish, and they should never share their tank ...

Which betta fish tank is best? Betta fish are a popular pet. Thanks to their bold, bright colors, feisty personalities and low cost, people all over the world are familiar with these small, unique ...

Ewan Palmer is a Newsweek News Reporter based in London, U.K. His focus is reporting on US politics, and Florida news. He joined Newsweek in February 2018 after spending several years working at the ...

The Veiltail Betta is the most common and widely available Betta variety. It features a long, flowing tail that droops gracefully, creating a striking display of movement in the water. This variety ...

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Which betta fish tank is best? Betta fish are a popular pet. Thanks to their bold, bright colors, feisty personalities and low cost, people all over the world are familiar with these small, unique ...

A Lewis & Clark Law School student, fresh from completing a consumer protection litigation class during his last semester, began researching betta fish and how to care for them as he considered buying ...

Betta fish are known for their beautiful fins and are a common household pet, but they make terrible gifts for someone who is unprepared to care for them. There are plenty of fishbowls and tiny tanks ...