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 contagious and easily spread, usually from child to child. Pinworm eggs can be picked up on children's fingers when they are playing. When children who are infected scratch their itchy bottoms, the tiny eggs can get under their fingernails. Eggs can stay or your child's skin for several hours.