It is usually quite easy to differentiate between the male and female betta fish by appearance, but there are other subtle differences between the genders of the fish. You must be aware of these ...

In 1975, scientists tried spaying a few hundred female betta fish. We all know what happens to spayed cats and dogs: They become sterile. Betta fish are different. A third of the surviving bettas ...

The male does this for hours until a thick nest of bubbles forms. Then, he pursues a female. Male betta fish try to politely entice a female under the nest at first, flashing their fins and ...

Siamese fighting fish, or betta fish, are a vibrant addition to ... and can challenge other fish in a community aquarium. Female bettas are known to get along comfortably, while males will fight ...

The unique fighting fish, or betta fish, turned out to be a new rare species, according to a May 15 study published in the journal ZooKeys. Researchers set out to Jambi, Sumatra, to learn more ...

Big disturbances or large pulse waves from a large fish would help them avoid aquatic predators. Being able to tell a male from a female betta, once they got close enough to see, would be a good ...

Optimum Betta; Thailand Post; the Local Siamese Fighting Fish Conservation and Development Club; and Golden Betta fighting fish farm.