What is a betta fish? Betta fish—also known as Siamese fighting fish—are among the oldest species of domesticated fish. Their ...

Scientists have found Siamese fighting fish are typically kept in containers just one-quarter the size they need to thrive, challenging decades of retail practice in the ornamental fish industry ...

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 ...

A twirling dancer, a bird in flight? Through a photographer’s lens, this popular pet, also known as the Siamese fighting fish, becomes a fantasy in fins. Creative inspiration is all around us, says ...

Whether you’re considering getting a pet betta fish or you already have one, understanding the lifespan of betta fish will help you know what to expect. Knowing how to keep your betta fish healthy and ...