Alias: Fork-tailed Fighting Fish, Paradise Fish, Flower Handkerchief Scientific Name: Macropodus opercularis Family: Climbing Perch Family Origin: China, Vietnam Water Temperature: 20 ~ 25 ℃ Hardness: >7 Ph: 6.5 ~ 7 Food: animal feed-based, red worms, red nematodes and so on can be Sex: aggressive by nature, and also take the initiative to attack and bite the other varieties of tropical fish,