Bizarre Alien Locomotion: In many variants on the standard walking, flying, and swimming, certainly. Eliéra’s bluelife includes its tubefish, for example, which move via peristaltic pumping of water, not swimming as we know it.

Among sophont races, the chfssssc swim through solid rock thanks to what one might call an active metabolism, the ciamél turn into vapor in order to move, the codramaju ooze along on pseudopodia, the d!grith brachiate along artificial vines, the esseli use whatever locomotive organs they happen to have today, the galari have built in maglev functionality, the kaliatar can coil themselves up and roll like a mythological hoopsnake, the seb!nt!at may well be there already, the vlcefc are webs carried by their motile castes, and that’s just scratching the surface…