The gas fish is puffer fish, also known as bubble fish, with an ancient name of hóu tái, also known as puffer fish, bubble fish, spicy head fish, which are called Xiaoyuban, Dayupan, Wulang in Jiangsu and Zhejiang provinces, and riding fish, chicken bubble and so on in Guangdong province.

once the puffer fish is threatened, it will swallow water or air to expand its body into a spiny ball, making it difficult for its natural enemies to shut up. Its image is like "angry", so it is called gas fish.

"puffer fish" is a general term for the fishes of the family Megalobrama. The body of the river bream is cylindrical, with airbags, and it will inhale and expand when it is in danger. Generally, its body length is 25-35 cm! The maxilla, mandible and tooth callus are combined into four large dental plates, one dorsal fin and no ventral fin. Scaleless or spiny. All oval, the front is blunt and round, and the tail is tapered.

the kiss is short and round; Small mouth, end position, transverse fissure. The upper and lower jaws have two plate-shaped incisors, and the middle seam is obvious. The lip is developed, and both ends of the lower lip are bent upward on the outside of the upper lip. Small eyes, small gill holes, an arc-shaped crack, located in front of pectoral fin, densely covered with small thorns. The dorsal fin is very backward, opposite to the gluteal fin.

no ventral fin; The rear end of the caudal fin is flat. The back of the body is grayish brown, the side is slightly yellowish brown, and the ventral surface is white; The markings on the back and side of the body vary with different species. There are many kinds, most of which live in the sea, but they can also be found in fresh water and the confluence of sea and fresh water. They blow water and air in the water, make the sediment fly, and then prey on the creatures hiding in the sand. Teeth and jaws are hard and can crush extremely hard shells.

Extended information:

Features of puffer fish:

The body of puffer fish. The puffer fish has very thin spines. Tough and thick puffer fish skin was once used to make helmets. The upper and lower teeth of puffer fish are connected together, like a sharp blade. This makes it easy for puffer fish to crush hard coral shells. Most puffer fish are tropical marine fish, and only a few species live in fresh water.

once the puffer fish is threatened, it will swallow water or air to expand its body into a spiny ball, making it difficult for its natural enemies to shut up. The internal organs of many species of puffer fish contain a neurotoxin that can kill people. Someone has measured the toxicity of tetrodotoxin. Its toxicity is equivalent to 125 times that of the highly toxic drug sodium cyanide, and it only takes .48 mg to kill people.

Actually, the muscles of puffer fish do not contain toxins. The most poisonous parts of puffer fish are ovary and liver, followed by kidney, blood, eyes, gills and skin. The toxicity of puffer fish is also related to its reproductive cycle. The puffer fish with eggs in late spring and early summer is the most toxic. This toxin can make people nervous paralysis, vomiting, cold limbs, and then stop heartbeat and breathing.

At home and abroad, there are reports of people dying from eating puffer fish. Although it is risky to taste puffer fish, it is very delicious because of its taste. Therefore, there are still many gluttons who desperately eat puffer fish. The most popular country to eat puffer fish in the world is Japan. There are puffer fish restaurants in major cities in Japan. Chefs have to undergo strict professional training.

In the graduation exam, the chef should eat his own puffer fish. Therefore, some people who are not too skilled are afraid to take the exam and run away. The puffer fish swims very slowly. This is because most fish usually have swimming muscles in the back half of their bodies. The puffer fish had to paddle with its dorsal fin and caudal fin swinging from side to side. The teeth of puffer fish are very similar to those of spiny dolphin.

the puffer fish's teeth fuse into a beak. Teeth in the upper and lower palates are used to crush mollusks and corals. The puffer fish devours the living parts of these creatures together with marine life such as crabs, worms and barnacles. ? There are more than 1 species of puffer fish distributed all over the world. The puffer fish has a small mouth and a round head, a dark brown back and a white abdomen, and the big one is up to 1 meter long.

it weighs about 1 kilograms, and its eyes are usually blue-green, and it can automatically change color with the change of light. There are not many bones, and the dorsal fin and ventral fin are very soft, but they have two rows of sharp teeth, which can crush hard-shelled foods such as clams, oysters and sea urchins.

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