Rodents (rats and mice) have traditionally been inseparable companions of our civilization. There are 2,227 different species of rodents (Carleton & Musser 2005) and are spread throughout the planet, except Antarctica.
Humans and rats had the same ancestor 75 million years ago, sharing the vast majority of the genetic code.
The most common in our homes are: Grey Rat (Rattus norvegicus) Black Rat (Rattus Rattus) House Mouse (Mus musculus), or the Field Mouse (Apodemus sylvaticus).
Some studies say that rats have caused humanity more casualites than the sum of all wars.
They are associated to traditional transmitters of great deal of diseases suffered by our human species: Bubonic plague, salmonellosis and tuberculosis, to name some of the best known. Another important aspect are famines caused by the destruction of crops or stored food …
At present, they are the main concern from the perspective of public health. Its capacity of reservoirs for parasites (fleas, lice), asthma, allergies, is worrying. Their basic need to crack (otherwise die) make them particularly hazardous for electrical wiring and appliances in general.
Radan Desintec analyzes the degree of activity, potential nesting and external access. From this initial report (ITEC) we apply the necessary measures to eradicate and eliminate the pest.
Some curiosities on mice and rats:
The best-known rat, gray rat (Rattus norvegicus) is not native to Norway, as its scientific name might indicate, but from Central Asia. Norwegian ships were those who led them to the United States in the eighteenth century, and this was the origin of its name.
A gray rat that measures from head to tail 22cms, it weighs only 400 grams.
Their eyesight is poor, but have highly developed hearing, smell and touch.
Their life expectancy is 9 months to 3 years, depending on their habitat.
A couple can have a descent of 200 individuals in a year. It is said that in the world, there are about 17,000 million rats (4 for each inhabitant of the Earth.) India has a population of about 5,000 million.
The Temple of Karni Mata Desnoke (India) is dedicated to rats. In Hinduism, they are considered the reincarnation of a warrior.
In Spain, the surveys conducted in various provincial capitals show an average of one rat per capita.