Channa is a genus of the Channiae family of snakehead fishes. This genus contains about 29 species, but the most well known are probably northern snakehead (Channa argus) and the giant snakehead (Channa micropeltes). The diets of various species of Channa include fish, frogs, snakes, rodents, birds, and insects. Some can move on land like snakes, and breathe air.