Lice head
The name of the lice (scientific name: Phthiraptera; "lice", pinyin: shī, phonetic: ㄕ) is the original lice head and the purpose of eating together, commonly known as lice (sound with "lice") or lice (English: louse). There are about 3,000 in the world. The lice are parasitic on the human body, other mammals (except for single holes and bats) and birds. There are three kinds of lice as human beings: human head lice, human lice and pubic lice (also known as pubis). Among them, the human head lice and human lice belonging to the human lice (Pediculus humanus), pubic lice belonging to the lice (Pthirus pubis). The lice is small in size, wingless, flat body, parasitic in hair, there is good at hooking hair (grab device). Lice for the gradual development, life parasitic on the host surface to the host blood, hair, dander and other food. Parasitic in the body of the lice mainly to host the blood for food, the nymphs daily vampire 1 times, adult blood several times a day. ...