Mosquitoes
Appellation
The mosquito belongs to the family of Culicidae with about 3,500 species worldwide.
Considered as an animal, the number one killer of people worldwide.The thin and long body of the adult mosquito covered with scales and have very long thin legs that allow only be based. The wings are membranous. Attribute is an elongated proboscis that comes from the oral cavity.
Behavior
Mosquitoes feed on nectar or pollen find in nature, but females need blood in order to be able to make eggs. Mosquitoes are attracted to the movement, the body heat, moisture and carbon dioxide exhaled with breath. The whistle comes from the synchronized fluttering. Drifting easily by the wind and thus can be transported over long distances. Their activity has to do with the temperature and humidity of the air. So the early morning and during the night most species are more energetic and biting, but there are also species and biting around the clock.
The female pierces the skin with 6 “pins” that has in his mouth, after a hemolytic and antihistamine saliva, trunk the blood in his abdomen. Depending on the amount her grows, because of high elasticity. The mosquito’s sting causes redness on the skin, swelling and a strong itching. Despite widespread belief a dark skin attracts more mosquitoes than a light.
Reproduction
The common mosquito multiply in stagnant and polluted water and in places where there is sufficient moisture. The proboscis is dotted and downwardly relative to the rest of the body. The wings are color evenly. The eggs of the breeds on the water surface and float them in groups of 100 or more. He lives 10 to 15 days but in cold conditions can live more.
Impact on humans
There are three genera of mosquitoes prevalent:
- The
Anopheles
- The genus of these mosquito is the carrier of malaria and disease encephalitis and filariasis. Adult mosquitoes of this genus are recognized by their posture, the trunk, head and body are in a straight line. Also their wings flying small spots. Με το τσίμπημά του σε άτομο που έχει ελονοσία, το θηλυκό μαζί με το αίμα ρουφάει και το πλασμώδιο στο οποίο οφείλεται η ασθένεια. Within the body of the mosquito bug remains and grows. Then transferred to the salivary glands and thus a new tweak in healthy human body, carries through the saliva of the microbe in the body. The anopheles live 18 days to 4-5 weeks.
- .
Το common mosquito.
- Can carry disease encephalitis, but quite difficult, while the disease filariasis only in tropical areas.
The genus Aedes transmits yellow fever.
- It differs from the common mosquito in silver color that has the torso is. Aedes is a genus of mosquitoes originally found in tropical and subtropical zones, but now found on all continents excluding Antarctica. Some species have been spread by human activity. Aedes albopictus, a most invasive species, was recently spread to the New World, including the US, by the used-tire trade. First described and named by Meigen in 1818, the generic name comes from the Ancient Greek “ἀηδής”, aēdēs, meaning “unpleasant” or “odious”. Some species of this genus transmit serious diseases, including dengue fever, yellow fever, and chikungunya. In Polynesia, the species Aedes polynesiensis is responsible for the transmission of human lymphatic filariasis.
Aedes can be detected and monitored by ovitraps.
Tags: allergic symptoms, allergic symptoms, blood-eating pests, filariasis, livestock diseases, malaria, vectors of diseases, yellow fever