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After eating undercooked or infected larvae, the larvae may invade the human body, migrate and invade the central nervous system, and parasitize in the human cerebrospinal fluid, causing brain congestion, hemorrhage, intracranial pressure and other lesions. The prominent symptom is acute severe headache, accompanied by fever, nausea, vomiting, pain, neck stiffness and other symptoms, severe cases can lead to dementia, and even death, seriously endangering human health.
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Dizziness, headache, indigestion, gastrointestinal discomfort may occur in severe cases, fever or stiffness of the neck may occur, and in severe cases, it may lead to paralysis because there are many parasites in the snails.
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There will be poisoning, the body will also breed some bacteria, which will make us sick, there will also be abdominal pain, and there will also be vomiting.
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Although the name of the snail has the word "Fushou", it is a downright dangerous invasive species, as early as 2003, it was included in the list of the first batch of 16 alien species that invaded our country, and there are also the famous purple stem Zeland, water hyacinth, American white moth, African giant snail, which can be listed with them, and the destructive power of the Fushou snail is self-evident.
Fushou snail is a typical imported product, native to the Americas, large volume, snail shell height 4-8 cm, shell diameter of more than 7 cm, the appearance is similar to the snail, but the essence is a snail. Fushou snails, with 6,000 parasites in the body, are easily infected by eating without sufficient heating, and even death in severe cases. But it has been vigorously cultivated.
On farmland and wetlands, it is common to see a few or a dozen snails together, and the pink eggs are stuck to the roots, plant stems and leaves, and guardrail walls like patches, which is very terrifying. One of the most famous is Angiostrongylus cantonensis.
Previously, a lady was hospitalized for half a year because she ate a few "snails", which caused parasites to invade the brain, and finally she had to choose to abort the child because of hormones and drugs. It is understood that the "snail" that the woman ate turned out to be a snail of Fushou, and it was the parasite carried by the snail itself that caused her to miscarry.
Some black-hearted merchants will still take the risk of replacing snails with snails**, and netizens in many places have exposed traces of snails found in food stalls. How to distinguish between Fushou snail and field snail Foodies should pay attention, you can eat, but you must pay attention to it. The following is how to distinguish between Fushou snail and field snail with the baby's tips.
The most obvious difference with the naked eye is the snail layer, and the Fushou snail ring is less.
Fushou snails are larger.
The shell of the snail is generally black and yellow, while the snail is blue-brown.
The snail layer of the snail is less than that of the snail, the snail is generally 3 5 snail layers, and the snail is 6 7 layers.
Each spiral layer of Fushou snail increased by leaps, the body snail layer was extremely expanded, and the rest of the spiral layers were flat and short. Each snail layer of the field snail is increased in a stepwise manner, the body snail layer is relatively not so exaggerated, and the rest of the snail layer is long and pointed.
The shell of the Fushou snail is very brittle, and it can be easily pinched and exploded by hand.
The tail of the snail is cone-shaped, and the hijab is round, while the tail of the snail is very short, the hijab is flattened, and the whole is disc-shaped.
The majority of snails. The snail generally grows to the size of a grape, and the size of a walnut is basically the limit, while the snail can reach the size of a grape in a month, and can grow to the size of a walnut or even an egg in one summer.
Once the distinction is clear, the family can eat with confidence. But don't be greedy.
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Distinction between snails and snails: snails are similar to snails, but there are differences in shape, color, and size. The shell color of the snail is lighter than that of the general snail, which is yellowish-brown, and the snail is blue-brown; The vertebral tail of the field snail is long and pointed, while the vertebral tail of the Fushou snail is flat and short; The shape of the snail cover is relatively round, while the snail cover of the Fushou snail is flattened.
2. Look at the shape. Usually the snail spine is flat and the screw mouth is large, and the snail snail with a long and pointed tail and a small screw mouth is a field snail.
3. Look at the color. The shell of the snail is yellow, whereas the shell of the snail is blue-brown.
4. Look at the skin color. The flesh of Fushou snail is lighter in color, mostly yellowish-white; The flesh is mainly blue-brown, usually a snail.
In fact, the snail can be eaten, but the taste is not good, and it is not loved. When eating Fushou snails, if the heating is not sufficient, it may cause parasites such as Angiostrongylus cantonensis to infect the human body. Eating raw or not fully heated snails can cause headaches, fever, and neck stiffness.
In severe cases, it can lead to dementia and even death. Therefore, when consuming Fushou snails, it is important to pay attention to heating thoroughly.
As a regular diner, we can neither control the vendors' "stealing beams and changing pillars", nor can we quit the delicious taste of spicy fried snails, what should we do? Then you have to learn to distinguish if you find that the snail is abnormal or undercookedDon't eat it.
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1. Living environment.
I don't think there's any difference, they all prefer non-riptide water systems, they are very adaptable to the environment, and often there are no fish but snails in streams or puddles. One difference I'm not too sure about is that the snail prefers clean water and the snail is less afraid of getting dirty, but that's relative.
2. Growth process.
As mentioned earlier, snail eggs are transparent and have jelly-like carriers, and are generally submerged in water; The eggs of the snail are pink, generally sticking to the plants on the surface of the water, and the eggs turn white and broken after the small snail breaks the shell.
The snail grows slowly, personal experience has to keep 4 years immortal, even if the snail is carefully raised, 2 years is basically the limit, and the snail grows rapidly, the snail generally grows to the size of grapes, the size of the walnut is basically the limit, and the snail can reach the size of a grape in a month, and can grow to the size of a walnut or even the size of an egg in a summer.
The third difference is the difference between snail meat: the tentacles of Fushou snails are thin and long, while the field snails are short and thick; The mouth of the snail is slightly split and has two "whisker" organs (equal to 2 pairs of antennae), while the field snail is a cylinder (1 pair of antennae). The snail usually eats food, while the snail only sucks on rocks or the walls of glass tanks.
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There are two main reasons why snails can't be eaten:
1. Fushou snails contain a large number of parasites, as many as 3,000 to 6,000 of them, which must be thoroughly cooked at a high temperature of 100 degrees Celsius. And most people eat in restaurants, and in order to pursue economic benefits, few people can completely kill and cook for so long. And even the infection is not detected at the time.
Second, the taste of the snail is not as good as the snail, the snail is an alien species, and the taste is not as fragrant as the snail.
Fushou snail, also known as apple snail, is native to South America and is now an invasive species in China, especially if it will have a significant impact on rice. The snail was first introduced as a high-protein food, but it contains a large number of parasites in the snail, and if it is not cooked, it will cause parasitic infection. Therefore, the snail itself is not poisonous and can be eaten, but there are still a large number of parasites, so it is best not to eat it.
The shell of the snail is hard and thick, and the snail mouth has a hard keratin cap, so it is difficult for the soup to enter the snail meat. The spiral-shaped structure inside the snail resembles a labyrinth, which is not conducive to the conduction of heat. It was also relatively large and not easily burned through.
Therefore, it is not that the snail cannot be eaten, but that it should be burned for a while. The meat of the snail is relatively old, and if it is cooked for too long, it will be difficult to chew.
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Fushou snails can be eaten, high in protein. Originally, it was imported from abroad to make ingredients, but the taste is not very good, so there are fewer people eating it now.
Fushou snail is the host of Guangzhou round tube nematode, if you eat the undercooked Fushou snail containing this nematode, it will be parasitized by the nematode, and there will be a continuous headache, and the head can not be shaken by any shock when it is serious, and the headache is more severe when walking, sitting down, and turning over, and at the same time I feel that the neck is stiff, limited in activity, and accompanied by fever, fatigue and other symptoms, the most serious can lead to meningitis and even death, so I basically don't eat much now......
As ordinary diners, we can neither control the vendors' "stealing beams and changing pillars", nor can we quit the deliciousness of spicy fried snails, so we must learn to distinguish them, and if we find that the snails are abnormal or undercooked, do not eat them.
Professionals' summary: The color of the shell of the snail is blue-brown, and the color of the shell of the snail is yellow. The vertebral tail of the field snail is long and pointed, while the vertebral tail of the Fushou snail is flat and short;
The shape of the snail cover is relatively round, while the snail cover of the Fushou snail is flattened. The flesh of the snail is mostly blue-brown, while the flesh of the snail is lighter in color, mostly yellowish-white.
Finally, I would like to remind everyone: there is no need to panic when you see Fushou snails, although it is the host of Angiostrongyloides cantonensis, this insect will not be infected by contact, and only eating raw snail meat will infect the parasites. Therefore, for all snails, pay attention to all snails, including field snails, must be cooked before eating!
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The hazards of Fushou snails are as follows:
1. Cause grain yield reduction: During the rice growth period, Fushou snails will eat rice seedlings and seedlings, resulting in fewer seedlings and fewer effective ears, thereby affecting grain production. According to the relevant statistics of the Agricultural Resources Protection and Utilization Department of the Hunan Provincial Department of Agriculture and Rural Affairs, in recent years, some areas of Hunan have suffered from a shortage of seedlings due to the influence of Fushou snails, and the seedling shortage rate has reached more than 20%, which has affected the rice yield, with an average yield reduction of 5% to 10% per mu, and a particularly serious reduction of 30% to 50% in the rice field.
2. Destroy the growth of vegetables and aquatic plants: Fushou snails eat miscellaneous, like to gnaw plant leaves, etc., aquatic crops such as lotus root in some areas are affected by Fushou snail gnawing, stems and leaves are yellow and wilted, and the yield reduction rate is more than 50%.
Prevention and control of Fushou snails
Before spring ploughing, farmers clean the ditches at the edge of the paddy fields, remove silt and weeds, and take them away from the paddy fields to concentrate on exposure to the sun or dig pits for deep burial. This can kill the overwintering snails to reduce the amount of snails after winter. During the peak spring spawning period from mid-to-late May to early to mid-June, egg masses are removed from the fields and ditches and crushed by the paddy fields in combination with field management.
Secondly, when the number is small, measures such as manual interception, booby-trapping, snail picking, and egg picking are strengthened, supplemented by rice field duck raising, pecking snails and egg masses. In the heavier areas, nylon nets or barbed wire (ranging from the size of rapeseed to the size of beans) are installed at the inlets of the main irrigation canals in the rice area, and fixed with wooden frames or wire frames to make them exceed the water surface by 20 cm to prevent the snails from entering the field with the water.
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Fushou snails are actually edible, but it is not recommended for everyone to eat them, especially the kind of undercooked Fushou snails, which contain parasites. If we eat too much, it will also cause us to experience physical discomfort and may even die. The reproductive ability of the Fushou snail is particularly strong, so many people will directly break it for him when they see it, which can also reduce the reproduction of the Fushouluo.
When eating supper, they will order a plate of snails, but some vendors will steal beams and change pillars in order to make money, and use Fushou snails instead. Everyone should also know that Fushou snails are inedible, in fact, it can't be said that Fushou snails can't be eaten, but uncooked Fushou snails can't be eaten. In fact, there are a lot of parasites in the body of Fushou snails, and after these parasites are eaten by us, they will live in our bodies, which will slowly affect our health.
And the taste of Fushou snail is not very good, when you eat snails outside, you must see clearly whether you are eating Fushou snails or snails. <>
If you eat undercooked snails, you are likely to be parasitized by nematodes, and your head will begin to hurt, when the pain is more severe, you will not be able to receive any shock, whether it is walking and turning over or sitting down, your head will hurt very badly, and some people will also have fever and fatigue, and the situation will lead to meningitis, and even death. The reproductive ability of the Fushou snail is really strong, they can live strong no matter which region they are in, so they are not very popular, the eggs of the Buddha should be the red kind, a big lump, if you see this kind of warmth, remove it. <>
Fushou snail and snail are somewhat similar, but there will be some differences in shape, color and size, we must learn to distinguish, the shell color of Fushou snail is more expensive than that of snails, it is that yellow-brown, and the snail is blue-brown, and the cone tail of the snail is long and pointed, and the cone tail of Fushouluo is flat and short.
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The snail is not edible, and although it has a nice name, it can spread bacteria. If humans eat undercooked snails, they may be infected with parasitic diseases, which may cause headaches, fevers, body aches and other symptoms, and even affect life in severe cases.
Many people are foodies and like to eat delicacies from all over the world, but before eating, you should pay attention to whether these delicacies can be eaten or not, and whether it will bring danger? Many people like to eat snails, and some places use snails instead of snails, and some people are in danger after eating snails. Therefore, it is better not to eat this snail.
Try not to eat snails because they contain parasites, and if they are not fully cooked during the cooking process, they are likely to be infected with bacteria. If you can't tell the difference between a snail and a snail, don't go out and order the snail dish easily to avoid contracting parasites. Because the snail and the snail are so similar, many people can't tell the difference, and it may be dangerous when they eat it.
There are thousands of parasites in Fushou snails, and friends who like to eat seafood must control their mouths. Don't fall for unscrupulous merchants, if unscrupulous merchants use snails instead of snails, and do not cook them during the cooking process, it is likely to infect people with parasitic diseases. Once infected with parasitic diseases, symptoms such as headache, abdominal pain, diarrhea, fever, and body aches may occur.
Once the parasite enters the brain, it can be more dangerous, so be careful when eating snails. Don't eat that bite of fresh, the result will lead to danger, when making seafood, you must pay attention to the seafood must be cooked, usually to master more knowledge of eating seafood.
After eating Fushou snails, some people may fall into a coma, which can lead to dementia and even death in severe cases. If you have to eat Fushou snail, you must cook it, and if you feel unwell, you must seek medical attention immediately, and you must not delay the condition. The bacteria inside the snail are particularly transmissible and can be transmitted between humans and animals.
Don't be greedy for unknown seafood, pay attention to the safety of eating seafood when you go out, and don't eat it easily if you can't ensure the safety of seafood**.
Fushou snail, also known as apple snail, is known as the "French snail". Native to the Amazon River basin in South America, it is a large freshwater edible snail. In 1982, it was introduced into the mainland of China for trial breeding and promotion, and has basically spread all over the country. >>>More
It should be hermaphroditism, because I caught one and kept it in the fish tank, and after a while it lay eggs, and after a while, it lay eggs, and it has been spawned three times, and it can hatch, the first time I had no experience and thought it was an egg, and I fed the fish directly, and the second time, I knew that it was the egg of the Fushou snail, so I deliberately put it, and then it hatched out, but it was all eaten by the fish, and this time I put it in another fish tank.
Edible enough. The meat is edible, but it has a poor taste and is not loved by people. In addition, it is also the feed for some valuable aquatic animals. Fushou snail. >>>More
The living environment, I don't think there is any difference, they all prefer non-torrent water systems, they are very adaptable to the environment, often there are no fish but snails in streams or puddles. One difference I'm not too sure about is that the snail prefers clean water and the snail is less afraid of getting dirty, but that's relative. >>>More
It can be summed up in terms of genre and spirit of expression. >>>More