The Herglics were a species of sentient, hulking aliens with black skin, a wide mouth, oily eyes, and a blowhole. Due to mistreatment by the Galactic Empire, many took refuge on Level 1782, on Coruscant, where one rescued Anandra Milon from a stormtrooper. The Herglic Qensog provided Rebel Alliance fugitives with coordinates to the rebel vessel Home One.

Herglics were a sentient species, with dark, slick skin, and oily eyes. They had a large head with no neck or chin and a wide mouth with tiny, serrated teeth. Herglics also had cartilaginous shoulders and a blowhole on their heads.