But perhaps head lice don’t play what we would traditionally see as an important role in the ecosystem. They don’t pollinate plants, they’re not food for other animals, and they don’t exactly bring joy to our lives in the way other, cuter animals do.

What disease does head lice cause?

Several of the infectious diseases associated with human lice are life-threatening, including epidemic typhus, relapsing fever, and trench fever, which are caused by Rickettsia prowazekii, Borrelia recurrentis, and Bartonella quintana, respectively.

What are the 4 types of child neglect?

• Physical Neglect. The failure to provide necessary food, clothing, and shelter; inappropriate or lack of supervision.
• Medical Neglect. The failure to provide necessary medical or mental health treatment.
• Educational Neglect. …
• Emotional Neglect.