Head Lice

Head lice infect the scalp and hair and can be seen at the nape of the neck and over the ears. Head lice spread easily and quickly but do not carry disease as other lice do.

Lice, Head - Nits in the Hair with Close-Up

Head lice seem to be an increasing problem in the grade school population. This photograph demonstrates the "nits" or tiny white egg sacks attached to the hairs. Schools often insist that these be entirely removed before a child returns to school.

Head Louse Emerging from Egg

This is a photograph of Pediculus humanus var. capitis, a head louse, emerging from an egg. Head lice have become an increasing problem in schools and day care centers. Some grade schools have started programs to examine children for head lice.

Head Louse, Male

This is a photograph of a male Pediculus humanus var. capitis, a head louse, as seen from the top. Head lice have become an increasing problem in schools and day care centers. Some grade schools have started programs to examine children for head lice.

Head Louse - Female

This is a photograph of a female Pediculus humanus var. capitis, a head louse, as seen from the top. Head lice have become an increasing problem in schools and day care centers. Some grade schools have started programs to examine children for head lice.

Head Louse Infestation - Scalp

This is a close-up picture of lice egg sacks (nits) in the hair. They cling to individual hair shafts. (Courtesy of the Centers for Disease Control.)