Order Isopoda
Family Armadillididae
Known as pill bug due to the ability to roll up looking like a pill. It is not an insect, it is one of the few terrestrial crustaceans. Its calcareous exoskeleton provides rigidity and protection from predators. The shell is not single but is composed of 7 segments and a final one which gives movility. They live in humid places like rocks, fallen leaves and logs and feed on decaying material. They are beneficial in gardens.