Miti yemibhanana mizhinji inoratidza kuti haina utano sezvo ine mashizha mazhinji akaoma kunyanya nechomuzasi ekumusoro hawo akati zvibirei. Mibhanana iyi yakakomberedzwa nehwaya. Nechekune rimwe rutivi kuri kuratidza kuti kune chikomo chine miti mizhinji. Mizhinji yacho yakatozuka mazhizha.