Betta fish purchased from a pet store can live up to seven years; however, it's more common for a betta fish to live about two to five years in captivity. There are rumors that the oldest betta ...

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 ...

Walk into any major pet retail chain store, and chances are you will see a display of colorful fish kept in small, plastic containers. These majestic-looking fish are called betta fish ...