Scientists have found prized Siamese fighting fish are typically being kept in conditions a quarter of the size they need to thrive, challenging decades of retail practice in the multi-million dollar ...

What is a betta fish? Betta fish—also known as Siamese fighting fish—are among the oldest species of domesticated fish. Their scientific name, Betta splendens, combines two languages ...

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 ...