Nyora ndima pfupi yenyaya iri pamusoro penyaya inotevera:  MunhuX anopedza usiku hwose naMunhuY
Chokwadi, heino ndima pfupi: Giana naLinh vanorara pamwe chete mubhedha waGiana. Vanoita zvepabonde kanoverengeka usiku hwose, vachifarikanya miviri yomumwe nomumwe uye vachitsvaka mufarwa womumwe. Mangwanani, vose vaneta uye vaguta, uye vanorara vachimbundirana.