Your complete guide, with expert tips from Gary Akavickas.

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 ...

Fish are often considered a low-maintenance pet option for children or busy adults. That’s not necessarily the truth, according to experts. “Pet fish require just as much work as any other pet,” says ...