Facts About Cockroaches

3,500 species
It is known 3,500 species of cockroaches, and fossils tell us that they have evolved very little during evolution. Cockroaches have existed at the time of the dinosaurs, ie, 200 million years ago.

Less than 1% are pest
Cockroaches are insects of the genus Blattaria. Although most people have a negative connotation to the word itself “cockroach”, and regard them as pests; Only about 30 species of cockroaches that live in urban areas and have interaction with people is considered a pest, which is less than 1% of all species.

They eat almost everything
Cockroaches can live for up to a month without food, and up to two weeks without water. On their menu with other foods can be found; glue, grease, soap, leather, book covers and even hair. In nature are important because of the decomposition of organic food.

Reproduction
Some species of cockroaches mate only once in their lives, and bring youth whole life. They live in groups in the dark, moist and warm places. Female disposed between 12 to 50 eggs, depending on the species. When the eggs are mature shell burst and the larvae came out of it.

German cockroach
Female of cockroaches species Blattella germanica (German cockroach) during the year can give up to 35,300 larvae. Larvae resemble the adult insect, only they do not have wings, which receives at the last moulting.

Cause of allergies
They are the cause of many allergies in adults and children, it has been proved that in children can cause asthma. Allergens are found in the saliva of cockroaches, feces, secretions, scales armor and dead bodies of cockroaches. – Cockroach Allergy

Can live without a head
Cockroaches can live for up to a week without a head, because they have a closed circular system. Breathing in cockroaches (as well as other insects) takes place through openings on the surface of the body – the stigma, through which air enters the trachea and spread throughout the body. Also, they can hold their breath up to 40 minutes.