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.
Pinworms are most common in school-age kids, but any age child, even babies, can get them, especially if they go to daycare or have siblings who get pinworms. It can be upsetting to discover that your child has pinworms, but keep in mind that, like lice, this common childhood malady isn't a sign of poor hygiene.