Chirwere ichi chinokonzerwa nehutachiona hunonzi flatworms hunonzi schistosomes. Zviratidzo zvacho zvinosanganisira kurwadziwa mudumbu, manyoka, tsvina ine ropa, kana ropa mumuromo. Vaya vakabatwa kwenguva yakareba vanogona kukuvara kwechiropa, kukundikana kweitsvo, kusabereka, kana bundu remudumbu. Muvana, zvinogona kukonzera kukura kwakashata uye kuoma kudzidza. Chirwere ichi chinopararira nekusangana nemvura yakachena yakasvibiswa nehutachiona. Izvi zvipembenene zvinoburitswa kubva kune zvipembenene. Chirwere ichi chinowanzoitika pakati pevana vari munyika dzichiri kusimukira, sezvo vachiwanzo kutamba mumvura yakasvibiswa. Mamwe mapoka ane njodzi huru, varimi vehove, uye vanhu vanoshandisa mvura isina kuchena zuva nezuva.
varimi, varedzi, uye vanhu vanoshandisa mvura isina kuchena muupenyu hwezuva nezuva