Silverback

Silverbacks were a subspecies of the sentient Wookiee species on Kashyyyk. Two silverbacks were Wullffwarro and his son Kitwarr, who were taken into slavery by the Galactic Empire before being rescued by the Spectres.
==Behind the scenes==
Silverbacks were first mentioned in the 2011 Legends video game Star Wars: The Old Republic,Star Wars: The Old Republic and were canonized by The Rebellion Begins, a 2014 junior novelization of Star Wars Rebels: Spark of Rebellion.
==Appearances==
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*The High Republic: Midnight Horizon 
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*Star Wars Rebels: Spark of Rebellion 
*Star Wars Rebels: The Rebellion Begins 
*Ezra's Wookiee Rescue
*Star Wars Rebels: Droids in Distress
*The Secret Jedi: The Adventures of Kanan Jarrus: Rebel Leader
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==Sources==
*Star Wars Rebels: The Visual Guide
*Star Wars Rebels: Head to Head
*Who Are the Rebels?
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==Notes and references==