Mosquitoes fear not, to bite human either at day time or at night. Most of the species do rest at day time till evening so that they can drink man’s blood. Over 3,500 species are found throughout the world; among them, Asian tiger Mosquitoes is consider most dangerous because it is capable to bite at anytime.

Cockroaches

There are about 4,000 species of cockroach founded all over the world. There size varies from 25 millimeters up to 3.5 inches (longest cockroach is Australian giant burrowing cockroach). Cockroaches live in a wide variety of environments but prefer warm weather. Mostly seen at homes in summer.

Lice

Lice live all their life in head. They are one of the most hated creature; therefore oil shampoos are used to get rid of them. Even in old times, mothers or grandmothers used to search head manually to search and kill them. Lice have over 3000 species ranging from size of 0.5 to 8 millimeters. Many species of Lice do not have eyes.

Rat

Some people keep them at home as pets and rest of them love to get ride of rats. Approximately 50 species of rats are found over seven continents of the world. The rats are accused to be responsible for messing up with house hold goods.

Lizard

Among 3,800 species of lizard, most of them are harmless to human. Even then they are hated and some people are afraid of them. In North Africa ‘Green Iguanas‘ specie of lizard is called as fish of desert and eaten by some tribes.