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 a type of little worm that commonly infects the intestines, often in kids. Many of the kids in your school have probably had pinworms at one time, and the worms are nothing to be afraid of. Pinworms are really small â about as long as a staple.