Kingdom (biology) In biology, kingdom (Latin: regnum, plural regna) is the second highest taxonomic rank, just below domain. Kingdoms are divided into smaller groups called phyla.
Pinworms symptoms in children. 1. An itching around the anus, which may become worse at night on getting the female worm depositing her eggs. It causes problem during sleep of infected child. An intense itching causes inflammation on the skin.
-In the United States, pinworm infection, or enterobiasis, is the most common of all parasitic roundworm infections. -It primarily affects school-age children. -Because pinworm infection is spread mainly by children, it is found most often in family groups, daycare centers, schools, and camp settings.