Why do lice bite what does it look like for a person to be bitten by fleas or lice

Louse. Biting is determined by their lifestyle.

Adults and nymphs of lice suck blood on the host for life. The main hosts are: terrestrial mammals.

A few are marine mammals, and humans are often parasitized. Lice are not only blood-sucking, but also make the host itchy and uneasy, and can transmit many important human and animal diseases.

Because I'm hungry, in order to survive.

If you bite a flea, a swollen piece will appear. Red. And it's itchy, itchy. It's going to itch for a long time. And it's going to leave some scars in the future. But after a while it will disappear.

After the lice bite, there is a small red spot, itchy and red and swollen. It will subside after a while. It's about the same as a flea's.

There is a small red circle, very small, with a dot in the middle, which is the same as the jump, and the lice are usually on the head.

It will itch after a lice bite, insect eggs will be found after a lice bite, and red spots will appear locally after a flea bite. There is no change after the bite, it will itch after the bite, and eggs will be found after the lice bite. After a flea bite, red spots will appear locally, with dark red spots or small blisters in the middle of the red spots, similar to the symptoms of mosquito bites.

When there are fleas at home, you might as well choose to clean the house thoroughly, especially some dead corners must be dealt with. Even under the sofa, under the bed, and in the walls, they all need to be cleaned. Said that this was the only way for the fleas to leave the area.

Spray remember to be careful, be sure to follow the instructions for use of the Blue Willis Bureau, spray to make the wooden board flow, find that there are black spots in the place to spray more, especially the junction of the bed board and the bed frame, as well as the cutting surface of the bed board, there are fleas hidden in it, but you can't see it during the day, and it comes out at night. Remember to spray the bed board in reverse, check the wall and ceiling below, remember, all the small black spots on the wall are the concentration of fleas, those black spots are the places where fleas usually eat enough to go to the toilet, there will be a lot of eggs in Tongshou, and you must not let go. At the junction of the electric light and the wall on the ceiling, there are nail holes in the refaction, and the gaps in the wall should be filled in time to reduce the existence of the gaps after the killing.

1. The bite of lice trillion pants is caused by the unhygienic living environment, and it is necessary to do a major cleaning and thorough disinfection.

2. Clothes, beds, quilts and other daily necessities need to be sterilized, and it is best to take them to the sun after cleaning, and the sterilization effect of the sun is the best.

3. You need to pay attention to personal hygiene, usually take more baths, wash your hair, and maintain personal hygiene.

4. If you are bitten by lice, apply some dermatitis flat ointment to recover.

The pimple after the bed bug bite** is shown below

Ways to get rid of bed bugs:

Physical methods: 1 Manual hunting and killing constantly knock on the bed frame, kang mat, bookcase, mattress, etc., shake the bed bugs from the hidden place, and then kill. Bed bugs hidden in the cracks of walls, ceilings, and floors can be picked out with long needles, wires, and other utensils, and then killed.

2 Steam sprinkler irrigation can use a variety of steam generators, steam pressure to spray out from the small hole of the nozzle, to scald the bed bugs and eggs in the gaps.

3 Bed bug nymphs can die in just 15 min, and adults and eggs need to be treated for 1 h before they can be all. Therefore, the use of bed boards, straw mats, bookcases and furniture and other gaps can also quickly kill bed bugs of all instars and eggs. Gaps, move slowly, repeat a few times, in order to completely kill.

4 Exposure to sunlight In summer, clothes, beds, cupboards, etc. can be exposed to the sun for a few hours, and turned in time to make bed bugs die or crawl out due to high temperatures.

Chemical methods: 1. Residual spraying: evenly sprinkle on the ground cracks, bed boards, furniture cracks, etc., and use the Qubang biological spray in the gaps of walls, closets and bed boards. This method has a lasting killing effect on bed bugs, which is easy for the masses to accept, and the pest control is economical and simple.

2. If there are bed bugs on the wall, it is best to contact the bed board with the wall, which is conducive to the contact of the bed bugs when crawling back and forth, and improve the insecticidal effect. This method does not require any utensils, is simple to make, easy to use, easy to carry, and also has a certain killing and repellent effect on other reptile sanitary pests.

3. Ultra-low volume or hot smoke spraying: When spraying drugs, the doors and windows need to be closed, and the whole building is generally carried out at the same time to prevent bed bugs from escaping. The commonly used drugs for spraying are Cresway agents.

This method has the characteristics of high efficiency and rapidity, and can kill most of the adults and nymphs in a short time after a single application, which is suitable for application in emergency events in special places, so in order to ensure the effect, it is often necessary to carry out secondary fumigation.

However, bed bugs in many areas have developed some degree of resistance to traditional insecticides, suggesting that there are knockdown resistance factors in the population, and that knockdown resistance is likely to occur in the wild. Therefore, the use of chemical insecticides to control bed bugs should also be adapted to local conditions, and reasonable and effective insecticides should be selected to achieve the best control effect.

1. What animals bite lice

Lice are parasites with a certain degree of contagion, and their hosts are mainly mammals and birds, such as dogs, cats, hares, small rodents, birds, etc. By feeling the host's body temperature, carbon dioxide and smell, etc., the lice find a part with rich blood vessels and burrow into the ** blood sucking, and in the process they will bite and suck the action.

2. What will be the performance of lice biting?

Lice bites are usually not painful, but they do feel slightly itchy. After lice bites, they often produce a group of red patches at the bite site, and for some people who are allergic to insect bites, they may also cause itching, allergic reactions, inflammation, bacterial infections and other consequences.

3. What animals may become the bite host of lice

In addition to humans, dogs, cats, hares, mice, hamsters, pigeons, ducks, etc., can all be hosts for lice. In particular, animals that have been infested by lice for a long time will cause anemia and low immunity due to the blood sucking of lice, and even become the host of infectious diseases.

4. How to prevent lice bites

In order to prevent lice infestation, we should pay attention to the following: first of all, we should do a good job of deworming pets, clean pets every day and observe the situation of lice; Secondly, when outdoors, avoid crowded places, choose long-sleeved and long-pants clothing, and wear socks; Finally, it is also one of the measures to reduce lice breeding by regularly changing items such as bed sheets, clothing and furniture to keep the room clean and hygienic.