How Long Do Betta Fish Live? Betta fish live an average of 2 to 6 years in captivity. The average lifespan of bettas is three years, though some pet owners claim that their betta fish live beyond ...

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: Malay ...

Scientists found that the fish were gradually domesticated like dog breeds into the beautiful shapes and colors that turn up today in pet stores.

Answer by Kirk Janowiak, wildlife biologist, fish-fancier for more than 50 years: Your fish has some cool adaptations that allow it to know when you put food into the aquarium.

INSET: Max, a deep-blue colored betta fish, won the gold medal in the 2023 Betta Winter Olympics after being trained by Lily. Story, Page 2 ...

Betta fish are one of the most popular aquarium fish in the world. Here is what to know about bettas, including how long they live.