Whaladons were a type of organism. During the Imperial Era, a whaladon was held captive on the planet Mon Cala.
An individual freed the whaladon, earning the favor of the Alliance to Restore the Republic and the ire of the Galactic Empire.
In the new Star Wars canon, a whaladon appeared on an encounter card in the 2019 Fantasy Flight Games board game Star Wars: Outer Rim. They originated as a sentient species in the Star Wars Legends continuity, where they first mentioned in the 1994 reference book A Guide to the Star Wars Universe, Second Edition, Revised and Expanded, which was written by Bill Slavicsek.
In the new Star Wars canon, a whaladon appeared on an encounter card in the 2019 Fantasy Flight Games board game Star Wars: Outer Rim. They originated as a sentient species in the Star Wars Legends continuity, where they first mentioned in the 1994 reference book A Guide to the Star Wars Universe, Second Edition, Revised and Expanded, which was written by Bill Slavicsek.