Spring and autumn are active red fire ants
Weather has warmed up recently
When you're out and about
On the roadside, meadow, park, hillside...
See this little red mound
Stay away!
Because that can be very aggressive
A highly poisonous and deadly poisonous insect - red fire ants
Recently, on a grassy field backed by Xiaonanyang Village, Longjiang Street, Fuqing, Fuzhou, someone found multiple red fire ant nests.
The appearance of these ant nests looks like small brown-red mounds, obviously raised in the shape of hills, their soil is softer, and the surface sand is lifted with branches, which shows the honeycomb-like internal structure and dense red fire ants.
According to the plant protection and plant inspection station of Fuzhou Lianjiang County Agricultural Bureau, recently, red fire ants have been found in Lianjiang Railway Station, Nanjiangbin Park, Jiangnan Town Huawu Village and many other places.
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The reproduction rate of red fire ants is very amazing
A net red park in Wenling, Taizhou, has been found in large quantities
In the spring and autumn seasons of frequent red fire ant activity every year, Wenling City will organize and carry out red fire ant census.
Previously, when the plant quarantine personnel of Wenling Agricultural and Water Bureau carried out field investigation in the high-risk area of red fire ants, they found that there was a nest of suspected red fire ants under a cherry blossom tree in Wenling Wulongshan Phase II Park, and immediately sampled and sent to the Zhejiang Academy of Inspection and Quarantine for identification, and after identification, it was determined to be red fire ants.
It is understood that the reproduction rate of red fire ants in spring is very amazing, some red fire ant nests will have several or dozens of queens, each queen can lay 1500 to 5000 eggs per day, the number of red fire ants can be greatly increased in a short time.
Previously, in April 2021, red fire ant invasions were found in 435 counties and municipalities in 12 provinces including Guangdong and Yunnan on the mainland.
The relevant person in charge of Zhejiang Plant Protection and Pesticide Management Station introduced that red fire ants are not new invasive organisms in Zhejiang.
As early as early December 2016, Zhejiang Province first detected an outbreak of red fire ants in Luodian Town, Wucheng District, Jinhua City, mainly in the seedling trading market (distribution center), the green space of the new park and the surrounding area of the highway green belt.
Red fire ants may cause serious harm to agricultural and forestry production, human health, public safety and ecological environment.
Every year, the Department of Agriculture and Rural Affairs of Zhejiang Province conducts a survey of red fire ant epidemics, increases the density of epidemic monitoring points in high-risk areas, and bases itself on early detection and early disposal.
If red fire ant nests are found, they should be reported to the relevant departments of plant quarantine such as agriculture, forestry and gardens in time, so that the competent departments of the territory can carry out prevention and control and eliminate ant pests.
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Why is it so serious to be bitten by ants?
Let's find out first
What exactly is a "red fire ant"?
Red fire ants are listed
One of the 100 most destructive invasive creatures
In China, red fire ants are invasive organisms that were introduced to China a few years ago through flowers, wood, organic fertilizers, etc. after being brought into China through the United States.
It is listed as one of the 100 most destructive invasive creatures.
Red fire ants are about 3-7 mm long, about the same as other ants.
The reason why it is called "fire ant" is to describe the pain of being bitten by it.
A large amount of venom in the red fire ant poison sac is injected into your skin, which will immediately cause a violent burning sensation, and the local skin will form erythema, blisters, hard swelling, and itching. Blister rupture can also cause bacterial secondary infection.
The venom of red fire ants also contains a small amount of water-soluble protein and other substances, which will cause a small number of allergic people to produce allergic reactions, severe cases cause anaphylactic shock, such as dyspnea, pallor, laryngeal or bronchial edema and spasm, blood pressure reduction, as well as dizziness, fatigue, coma, convulsions, etc., severe can lead to death.
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How to distinguish between ordinary ants and red fire ants?
According to disease control experts in Fujian Province, it can be judged whether it is a red fire ant through the characteristics of the ant nest, aggression and morphological characteristics.
Mature worker ants of red fire ants are reddish-brown, 3-7 mm long and about 0.5 mm wide; Mature soldier ants have reddish-brown body color, body length about 0.5-1 times the body length of worker ants, and head width of about 1.5 mm. The abdomen is oval in shape with a sting needle sticking out at the end, which is the most dangerous part of the red fire ant, and the venom inside the sting needle.
Red fire ants are social ground-dwelling insects, with nesting habits, generally nesting in sunny open areas, barren slopes, grasslands, roadsides, flower nursery bases, ponds, parks, weed-filled fields and other relatively stable ecological environments.
There is usually a accumulation of sediment at the exit of the nest, forming a visible "anthill" on the ground.
The average diameter of anthills is more than 20 cm, and the height is 10-30 cm, which is significantly taller than that of general anthills, and the inner center part of anthills is a honeycomb-like porous structure.
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How to protect against red fire ants
What to do if you are bitten?
Red fire ants are aggressive
The wound is itchy after being bitten by it
Papules, wheals, and blisters appear on the skin
Black scars are left after healing
Sensitive people may occur
chills, fever, dizziness, headache,
Symptoms such as swollen lymph nodes, anaphylaxis, and shock
In severe cases, there is a risk of death
Don't take it lightly
Pay especially attention when traveling recently!
According to Taizhou Evening News, CCTV News, Zhejiang News, Fuzhou Evening News, etc
Source: Peninsula Metropolis