Insect Identification - Lice

Pest Identification Guide

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BOOKLICE
Family Psocidae

Colorless to gray or light brown, ranging from 1/25 to 1/12 inch long. Prefer to live in damp, warm areas; can be found outdoors in grass or leaves, and in areas where molds grow. Will eat microscopic molds and starchy materials such as paste and glues of book bindings and wallpaper. Single female produces between 120 and 456 offspring; lifetime averages 24 to 110 days. Most numerous in houses during spring and summer; may become abundant and cause damage to books.