The Family Armadillidiidae, also known as the pillbugs or roly-polies, is a group of small crustaceans that belong to the order Isopoda. These fascinating creatures are renowned for their ability to roll into a ball when threatened, hence the name roly-polies. Other common synonyms used to refer to the Family Armadillidiidae include woodlice, sow bugs, armadillo bugs and potato bugs, among others. While they are usually found in moist areas like gardens, basements, and under damp logs or rocks, they are harmless and can make for interesting pets. Overall, the Family Armadillidiidae is a diverse and intriguing group that has fascinated scientists and nature lovers alike.