1. The harm that rats bring to people's lives
(1) Rats' innate habit of grinding their teeth will destroy the daily necessities, and rats have the title of king of destruction, because rats naturally like grinding their teeth, because their teeth are getting longer every day, and if they don't bite and grind their teeth every day, they will have difficulty eating. In order to grind their teeth, they bite everything, such as cables, electric boxes, clothes, raw material packaging, etc., which will be damaged mercilessly by rats.
(2) Rats carry fleas. If they enter, they may "infect" indoors, bring trouble to people's lives or the health of pets.
(3) Rats like to dig holes, which will destroy the building foundation. Rats dig holes, which pose a serious threat to the building foundation, hollowing out the underground soil, causing local landslides and endangering the safety of human life and property. Therefore, when people are doing building construction, the foundation should be made of rat-proof layer or barrier belt.
2. The harm that mice bring to people's health
(1) Mice carry viruses and bacteria that can be transmitted to people
There are more than 35 kinds of mouse diseases, among which plague, epidemic fever and typhus are more harmful. Mice are boarding carriers of many viruses, which pose a great threat to human life and health. Therefore, killing rats has become the first of the four pests of human beings.
(2) Rats' feces and urine will pollute food
Rats like to walk around, especially near the food source and around the hiding place. This is mainly because rats occupy territory and leave safety information for their companions. Rats' bodies and claws are very dirty, so it is very easy to expose their food.
3. Harm of rats to animal husbandry
(1) Stealing feed
If rats are not killed in a 5-year-old pig farm, the number of rats will more than double the number of pigs. If calculated by thousands of pig farms, all rats can eat 51kg of feed every day, 18 tons a year and lose more than 51,111 yuan in feed expenses;
(2) Killing poultry and livestock
It is very common for rats to kill chickens and ducklings, and there are more cases of biting piglets and rabbits.
(3) spread many diseases to livestock and poultry
Mice are the storage hosts of many natural epidemic diseases, and they can spread more than 31 diseases such as swine fever, foot-and-mouth disease, plague, rabies, leptospirosis, Q fever, scrub typhus, salmonella, brucellosis, anthrax and trichinosis through mosquito bites in vitro, and direct contact with excreta.
(4) Damage to farm facilities and equipment
Rats' teeth grow all the year round, with a length of 1.7-21 cm every year. In order to protect their lips, rats have to grind their teeth 1.8-21,111 times a week, so they have to constantly chew the buildings, various packaging materials, wires, cables, water pipes, insulation materials and other materials in pig houses and warehouses.
(5) Safety hazards
In addition to consuming or polluting food and spreading diseases, rats like to grind their teeth, so there are considerable packaging materials or building equipment damaged by rat bites. According to statistics, one quarter of fires with unknown causes in the United States may be caused by rats biting wires.
4. Harm brought by rats to aquaculture
Rats eat and destroy crops secretly, which affects food production, and rats do great damage to crops, especially when crops are harvested. If people don't control rats, food production will be greatly reduced and wasted, and these losses are unacceptable.
5. Harm of rats to industry
The damage caused by rats to urban industries is very serious. Rats bite cable insulation materials, causing short circuits, drilling into transformers, causing explosion, and high-voltage lines causing strong magnetic field induced breakdown and burning equipment. Many fires caused by unknown reasons in cities are related to the fire caused by rats gnawing on the circuit. As for biting all kinds of items in residents' homes, there are countless more.