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 ...

Your fish has some cool adaptations that allow it to know when you put food into the aquarium ... Being able to tell a male from a female betta, once they got close enough to see, would be ...

In 1975, scientists tried spaying a few hundred female betta fish. We all know what happens ... In aquaculture where fish are bred for food, tipping the sex ratio has long been an industry ...