[ It's a reasonable question, and as astute as More has come to expect from Void Archives by now. His face still falls. ]

Indeed, there are. Tribal differences make up for much of my world's problem and they reach through every area of life. To begin with, the common vernacular already conceives of 'lesser' tribes. Paripus struggle finding work, eugief and mustari live either in seclusion or endure extreme discrimination, and nidia likewise are blighted with harsh stereotypes that are far too often taken for gospel about their kind.

And even beyond that... We do have a tribe that looks just like your version of 'humans' does. That'd be the elda tribe, of which only very few remain. [ He pauses for a second, as if to compose himself. ] The Church claims them to be harbingers of doom, and they are not even counted among the 'eight tribes' in officer writing.