It belongs to the genus puffer fish, a tropical saltwater fish, which can survive in fresh water, but cannot reproduce. Our table tennis is five yuan, apples are ten yuan to ten fish yuan. Common ornamental species are papaya dolphins and Japanese dolphins. The former will release toxins when subjected to electric shock or chemical stimulation, while the latter is non-toxic. This kind of dolphin is generally easy to feed as long as it doesn't poison itself. It loves shrimp and snails! Shrimp better be decapitated! Generally, only live feed can be accepted, and red worms and snakes eat it. Shrimp and apple snail are best raised separately, which is cheap and easy to raise. Don't worry about your gluttonous puffer fish not having enough to eat! Breeding needs artificial breeding, and sexual maturity is achieved at 20 cm. Culture requires sea salt, heating rods and air pumps.