There was a Sljee waiter in Brian Daley's classic Han Solo's Revenge that mistook Spray the Tynnan skip-tracer for Chewbacca's child because of a scent confusion. That would normally earn the unfortunate Sljee a Dismemberment-by-Wookiee but one cannot easily dismember a protoplasmic being who ambulates and manipulates by pseudopod.

You wouldn't find Sljee easily roaming the galaxy because they would be seriously disadvantaged by their unreliable primary sense of smell. However, if there were Sljee about they might look like these following weirdos.