Sapphire ice worms were a species of worm native to the ice planet Hoth. They dug winding burrows, which the wind whistled through at night to create haunting melodies.[1]
Behind the scenes
Sapphire ice worms were first mentioned in the reference book Ultimate Star Wars, which was released in 2015.
Appearances
- "A Naturalist on Hoth" — From a Certain Point of View: The Empire Strikes Back (and audiobook) (Mentioned only)
Sources
- Ultimate Star Wars (First mentioned)
- Star Wars Encyclopedia: The Comprehensive Guide to the Star Wars Galaxy