The wurrek was a dangerous pest that inhabited starships and were considered as much of a nuisance as mynocks, though the wurrek did not harm ships, but rather the crew as well as droids. They possessed an unusual appearance in that they lacked any organ that would be defined as a head and were covered with a fine scale that made it measure a meter in length. To compensate for the lack of a "head," the wurrek possessed numerous sensor clusters that allowed it to "see" its surroundings and was located on its dorsal side. This "sight" allowed them to detect both vibrations as well as light. In addition to this, they possessed six tentacled arms, which were used to both manipulate their environment and to feed their tooth-filled mouths. When sighting prey—or threatened by an attacker—the wurr