Isilwane Esikhulu Kunazo Zonke Emhlabeni: Amaqiniso Athakazelisayo
Emhlabeni omkhulu futhi ongaqondakali wezilwandle kuhlala lokho, ngaphandle kokungabaza, isilwane esikhulu kunazo zonke esake saba khona: umkhomo oluhlaza okwesibhakabhaka. Lesi silwane esincelisayo esikhulu siye sathatha umcabango wososayensi, izazi zemvelo nabathandi bemvelo ngokufanayo amakhulu eminyaka. Ngokucwaninga ubukhulu bayo, indawo yokuhlala, ukudla kanye nezinye izici eziningi ezithakazelisayo, singaqonda kangcono isimangaliso esimelelwa yile dondoshiya yasolwandle.
I-Majestic Blue Whale: I-Colossus Yasolwandle
La umkhomo oluhlaza okwesibhakabhaka (Balaenoptera musculus) uphethe isihloko sokuba yi- isilwane esikhulu kunazo zonke emhlabeni, edlula ngisho nama-dinosaur amakhulu kunawo wonke ake ahlala eMhlabeni. Umuntu omdala ojwayelekile angafinyelela ubude obufika kumamitha angama-30 futhi abe nesisindo esingaphezu kwamathani angama-200. Ukuze sikuqonde lokhu, umkhomo mude kunebhasi lasedolobheni futhi unesisindo esilingana nezindlovu zase-Afrika ezingaba ngu-33.
Ngaphezu kobukhulu bawo obumangalisayo, umkhomo ubonakala ngesikhumba sawo esiluhlaza-mpunga, esinamachashaza awenza ubonakale uyingqayizivele. Lesi sikhulu sasolwandle sihamba kahle olwandle, sihamba amabanga amade sifuna ukudla nezindawo zokuzalanisa.
Indawo yokuhlala kanye nokusatshalaliswa kweBlue Whale
Imikhomo eluhlaza isakazwa emhlabeni wonke futhi itholakala kuzo zonke izilwandle ngaphandle kwalezo ezibanda kakhulu e-Arctic. Ukunyakaza kwabo kuhlobene eduze nokutholakala kokudla kwabo okuyinhloko, i krill, kanye nezimo zezulu.
Ehlobo, bavame ukubuthana emanzini abandayo, anothile ngokudla, njengalawo ase-Antarctic Ocean, eNyakatho Pacific naseNyakatho ye-Atlantic. Ebusika, zifudukela emanzini anesimo sezulu esishisayo nasendaweni eshisayo ukuze zizale futhi zibe namaphuphu azo. Le phethini yokufuduka iqinisekisa ukuthi zihlale zifinyelela ukudla okuyinala kanye nezimo ezifanele zokuzalana.
Ukudla Okunomsoco: Imfihlo Yobukhulu Bawo Obukhulu
Ubukhulu obukhulu bemikhomo eluhlaza okwesibhakabhaka abubangelwa ukuminza, kodwa ngenxa yokudla kwayo okukhethekile nokusebenza kahle kakhulu. Lezi zimdondoshiya zidla ikakhulukazi ama-krill, ama-crustacean amancane akha amaswebezane amakhulu olwandle.
Ukuze ondle, imikhomo eluhlaza okwesibhakabhaka yenza inqubo ebizwa ngokuthi “i-filter feeding.” Le ndlela ihilela ukuvula imilomo yawo emikhulu nokuthatha amanzi amaningi kanye ne-krill. Bese besebenzisa imicu ekhethekile ebizwa ngokuthi i-baleen ukuze bahlunge amanzi futhi bagcine i-krill. Ngesikhathi sokudla okuphezulu kakhulu, umkhomo oluhlaza ungadla amathani angu-4 e-krill nsuku zonke, uwanikeze amandla adingekayo ukuze alondoloze usayizi wawo omkhulu.
Ukukhiqiza kabusha kanye Nomjikelezo Wokuphila we-Blue Whale
Ukukhiqizwa kwemikhomo eluhlaza kuyisenzakalo esiyingqopha-mlando ngokufanayo. Ezisikazi ngokuvamile zizala ithole njalo ngemva kweminyaka emi-2 noma emithathu, ngemva kokumitha cishe kwezinyanga eziyi-3. Amankonyane, aziwa ngokuthi amathole omkhomo, azalwa enobukhulu obumangalisayo, obungamamitha ayi-12 futhi anesisindo esiphakathi kwamathani ama-7 no-2.
Ezinyangeni zokuqala zokuphila, amankonyane omkhomo adla ubisi lukanina kuphela, olunamafutha amaningi nezakhamzimba, oluwavumela ukuba akhule ngokushesha. Ithole lingakwazi ukuzuza amakhilogremu angama-90 ngosuku ezinyangeni zalo zokuqala, izinga lokukhula elimangalisayo ngempela.
ICuriosities kanye Nokugcinwa Kwemikhomo Eluhlaza
Ngaphezu kobukhulu nokuziphatha kwawo okuhlaba umxhwele, imikhomo eluhlaza okwesibhakabhaka inezici eziningana nokuziphatha okuyenza ikhange nakakhulu. Izingoma zabo, isibonelo, ziphakathi kwemisindo ephansi futhi enamandla kakhulu engakhiqizwa noma yisiphi isilwane futhi singahamba izinkulungwane zamakhilomitha ngaphansi kwamanzi. Lezi zingoma azigcini nje ngokusebenzela ukuxhumana, kodwa futhi zidlala indima ebalulekile ekuzulazuleni nasekutholeni abalingani.
Naphezu kokusabeka kangaka, imikhomo eluhlaza okwesibhakabhaka isengozini yokushabalala ngenxa yokuzingela okukhulu phakathi nekhulu lama-20. Nakuba ukudotshwa kwemikhomo kwezohwebo kuvinjelwe kakhulu namuhla, imikhomo eluhlaza okwesibhakabhaka isalulama kancane kancane. Izinsongo zamanje zihlanganisa ukushintsha kwesimo sezulu, ukungcola kanye neziteleka zemikhumbi.
Ukuze kuvikelwe lezi zilwane ezinhle kakhulu, kuye kwamiswa iziqiwi eziningana zasolwandle futhi kunezinhlangano ezisebenza kanzima ukuze zizilondoloze. Ukuqwashisa umhlaba wonke nokusekelwa kubalulekile ukuze kuqinisekiswe ukuthi izizukulwane ezizayo nazo zingababaza isilwane esikhulu kunazo zonke emhlabeni, i-blue whale.
Sengiphetha, ukufunda ngomkhoma oluhlaza kusinikeza amazwibela ngobukhazikhazi kanye nokuba buthaka bezwe lethu lemvelo. Ukuba khona kwayo kuyisikhumbuzo sokwehlukahlukana nobukhazikhazi bezinto eziphilayo eMhlabeni kanye nesibopho sethu sokuyilondoloza.