Nzvimbo inosara, inoganhurana nenzvimbo yomugove mutsvene ichitevedza kureba kwayo, ichava namakubhiti zviuru gumi kurutivi rwokumabvazuva, namakubhiti zviuru gumi kurutivi rwokumavirira. Zvibereko zvayo zvichapiwa kuti zvive zvokudya zvavashandi vomuguta.