Sensor star

Sensor stars were an aquatic species native to the planet F'tral. The five-armed mollusks lived in groups of 20-30, and communicated with each other via subsonic tones, relaying warnings and advisories such as "food," "emergency," and "storm" to others in the pack.
==Sources==
*Creatures of the Galaxy 
==Notes and references==
Category:Aquatic creatures
Category:Creatures of the Calaron sector
Category:Creatures of unspecified diet
Category:Molluscs
Category:Species of undefined sentience