Porcellio incanus is a smaller member of the genus Porcellio. Incanus are native to Spain and parts of the mediterranian, and their appearance changes slightly based on collection site. Like other porcellios, incanus  prefers warm, humid environments.
Incanus do well in a range of environments, including tropical, temperate, and semi-arid. They leave most plants alone and are relatively docile roommates for sensitive reptiles and amphibians.