Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Hove yebhuruu (Balaenoptera musculus) imhuka inoyamwisa yomugungwa inobva mumhuri yemhove dzinonzi baleen whale parvorder, Mysticeti. Yakareba mamita 29,9 uye iine huremu hwakanyorwa hwematani 173 (190 short tons), ndiyo mhuka huru pane dzose dzinozivikanwa kuti dzakambovapo. Yakareba uye yakatetepa, muviri wehove yebhuruu unogona kuva nemhando dzakasiyana-siyana dzebhuruu-grey kumusana uye zvishoma zvishoma pasi. Kune mhando nhatu dzakasiyana-siyana: B. m. musculus yokuNorth Atlantic neNorth Pacific, B. m. intermedia yokuSouthern Ocean uye B. m. brevicauda (inozivikanwawo seyeblue whale) inowanikwa muIndian Ocean neSouth Pacific Ocean. B. m. indica, inowanikwa muIndian Ocean, ingava imwe mhando. Kufanana nedzimwe hove dzinonzi baleen whale, dzinodya chete makristasi maduku anonzi krill. Hove dzinonzi blue whale dzaiva dzakawanda munenge mumakungwa ose ari pasi pano kusvikira pakutanga kwezana remakore rechi20. Kwemakore anodarika zana, dzaivhimwa kusvika dzapotsa dzatsakatika nokuvhima whale kutozosvikira dzadzivirirwa nemarudzi akawanda muna 1966. Mushumo wakaitwa muna 2002 unofungidzira kuti pasi pose paiva nehove dzebhuruu dzinosvika 5 000 kusvika ku12 000, mumapoka mashanu. IUCN inofungidzira kuti nhasi uno munyika yose mune zvichida mapukanana ebhuruu ari pakati pe10 000 ne25 000. Usati wabatwa, boka guru raiva muAntarctic, rinosvika vanenge 239 000 (vari pakati pe202 000 ne311 000). Panongosara zviduku zvikuru (zvinenge 2 000) muchikamu chimwe nechimwe chokumabvazuva kweNorth Pacific, Antarctic, uye Indian Ocean. Kune mamwe mapoka maviri ari muNorth Atlantic, uye anodokuva maviri ari muSouthern Hemisphere. Pakazosvika gore ra2014, nhamba yevanhu vomugungwa reEastern North Pacific yebhuruu yainge yadzoka kumwero wayo yaimbova isati yavhimiwa.  Mubvunzo: Nhoroondo inoratidza kuti hove idzi dzakatanga kuderera rini?
kutanga kwezana ramakore rechimakumi maviri