Tubyambo twa Munshi

a Mu buku wa kuba’mba The Descent of Man, ba Charles Darwin baambile pa binungwa bimo bya ku mubiji amba kechi biji na nkito ne. Kabiji mwanamulume umo mobaingijilanga waambile amba, kuji tubinungwa twavula mu mubiji wa muntu twabula kunema, nabiji appendix ne thymus.