Nyora ndima pfupi yenyaya iri pamusoro penyaya inotevera:  MunhuX ane ukama hwakanaka naMunhuY
Chokwadi, heino ndima pfupi: Rex naMaddex vane ukama hwakanaka nokuti vanogara vachikurukurirana uye vachipedza nguva pamwe chete. Vanoedza kuonana kakawanda sezvinobvira uye vanogara vachifara.