News and Society, Uhlobo
Uhadi itywina: iifoto kunye namanqaku anika umdla
uphawu uhadi - isilwanyana emangalisayo. Malunga neempawu zayo, imikhwa, zokuhlala ziya kuxutyushwa kweli nqaku. Xa ngenye indlela, ikwabizwa ngokuba ngohadi ngophawu ezanyisayo.
Apho oku nenkomo?
Habitat izilwanyana ummeli kakhulu ebanzi, oko isasazwa emanzini Arctic. amatywina uhadi afumaneka kwi Arctic Ocean, kuLwandle White kunxweme Labrador kunye Newfoundland. Ummeli olu hlobo inokufumaneka entla kwisiqithi Jan Mayen. Ngaphandle zikhwelwe kunye nezinye izilwanyana abahlala isibhakabhaka indawo, umzekelo, kuLwandle Barents, i- Sea Kara. Kwakhona, le hlobo inokufumaneka naxa iindawo Atlantic Canada, kunye Greenland.
iimpawu
uphawu uhadi - iintlobo ezininzi amaninzi yosapho njengabantu "amatywina okwenyaniso". Nangona iindidi walo, itywina uhadi Kulula kakhulu ukuba ukwahlula kwamanye amalungu 'amatywina oyinyaniso ".
Into yokuqala neyona kubalulekile ukuqaphela - lo umbala ezithile ezizodwa, nto leyo ke umhlali le Arctic. Ekuzalweni, seals ngohadi oselula abe umbala oluhlaza ingubo yokwaleka. Emva ezimbalwa kweentsuku idyasi umbala baby ngokwayo utshintsho yayo isakhiwo. Iba nomgodi nengafihliyo. imitha yelanga engale villi umngxuma lula ukufumana emzimbeni abamnyama kwaye zilifudumeza isikhumba. Xa imeko uhadi seal yokuhlala ngakumbi kunangaphambili.
Xa umntwana ekhula, lube ozimeleyo kwaye uyala ubisi, wabonakalisa zonke iimpawu obephethwe amatywina uhadi, ifoto ibonisa ngokucacileyo iphambili lokwahlula - kwemivumbo iqapheleka kumacala omabini ngasemva. Xa eyindoda, oko ucaca ngakumbi xa iimazi lweentlobo. imicu njengesilinda iceba nenyanga, umbala - limnyama. Ngaphandle kwento yokuba itywina idyasi umbala - hina. Le iziqwenga ezihlanganiswe kwindawo sacrum kwi phezulu ngasemva. Hi ndlela leyi, intloko kananjalo umbala lokuqala ngombala owahlukileyo - omdaka, lelinye isici esasenza esi silwanyana njengoko amatywina uhadi, photo ungabona kweli nqaku.
zobukhulu
Into yesibini Ndingathanda ukukhankanya - kwanele loo ummeli enkulu emantla. ubude uphawu uhadi ayikho ngaphantsi kwe-180 cm, kumlinganiselo eliphezulu -. cm 180 ukuya 185 cm Kakade ngaphaya mbelukazi ezinkulu ukuya 190, kwaye omncinane - neesentimitha ezili-160.
abameli ezininzi ehlabathini yezilwanyana, kukho umahluko elibukhali kwi ubukhulu amadoda kunye nabasetyhini. Kwimeko lohlobo ethathelwa ingqalelo phantse akukho mahluko apho. Abasetyhini of phawu akufunekanga ibe ngaphantsi kakhulu into eyindoda. Ubunzima yezi zilwanyana isusela ukusuka ngeekhilogram 140 ukuya 160.
A nengxenye enkulu ekubunjweni ubunzima bomzimba yeyona amafutha emzimbeni ebalulekileyo. A tyubhu ngamanqatha - uhlobo of isiqinisekiso yempilo. It ikuvumela ukuba ukumelana lobushushu nodandatheko kuyabanda, nto leyo akuqhelekanga ukuba amanzi Arctic. Ukongeza, amanqatha unika umzimba kakhulu ogqibeleleyo iimeko zezi zilwanyana. Kwaye le nyaniso kisekiyo ngqo ukuba kuchaphazela isantya intshukumo isilwanyana emanzini, kunye nezinye iparameters kwindawo yokuqubha.
Indlela bafuduka seal uhadi?
Uhlobo lokufuduka hlobo, siya kuqwalasela ngezantsi. Ngoku qaphela ukuba itywina uhadi phantse lonke ibekwe inkqubo yokuhlaliswa, yena usoloko ezinambuzelayo ngohlangothi Arctic umkhenkce. In the static - indawo esisigxina kakhulu - kodwa kuphela xa omnye kwabathathu iimeko: xa inkqubo ukusukelwa, ngexesha alimele umsebenzi azalwe, kwaye ngexesha ukobuza.
Ukufuduka yezi zilwanyana linxulunyaniswa ukufuduka ukusuka elwandle evulekileyo ukuya rookeries zokubhala. Abasetyhini yale zezilo iphantse mzuzu yokuzalwa kosana idada emanzini Arctic. Okuzala uhadi seal kwenzeka ngokoqobo ngemihla yokuqala kaMatshi. Indawo ukuvelisa imbewu kufuneka ibe banzi, ixesha elide yaye noboya nekhephu.
Emva kokubeleka, iimazi sihlanganisene ukuze pack ezizodwa ezifana "emkhumbini", kodwa ke omkhulu ngobukhulu. igama kakhulu lwezenzululwazi - whelping izizathu. Kodwa kwiimeko ezinjalo, yaye kukho itywina uhadi, le fun silwanyana izibakala, siza kukuxelela kancinci kamva. Ngoko ke, kwiveki yokuqala yobomi female kunye ithole, yaye kamva, emva kweentsuku 7-10, iqala kuphuma elwandle evulekileyo, yaye phantse lonke ixesha elichithwa emanzini, umkhenkce uya kuphela ukondla ngobisi.
anika umdla
Lokuqala - mawele azalwe zinqabile kakhulu, isikakhulu ukukhanya okuveliswa Lithole enye. imilinganiso yalo zezi: ubude - 1 m, ubunzima - 8 eekhilogram. Emva kokuzalwa amatywina baby uhadi ngosuku lokufumana malunga 2 kg. izondlo Essential batshintshelwa ubisi sikanina, leyo onengxeba, enyanisweni, oko kukhuthaza ngokukhawuleza inzuzo weight.
Okunye okunika umdla lu dityanisiwe kuhluma ngohadi ngetywina. Kuhluma le silwanyana okungeyongozi - kakhulu yinkqubo ende kwaye buhlungu, nto leyo ethatha indawo kuka March. Ukongezelela iinwele, nezihlaziywa isikhumba kakhulu. Xa kuhluma isilwanyana ulahlekelwa enkulu ubunzima balo, ngenxa yokuba akukho utya. Ekugqityweni kwale nyathelo kunye kut- yimilinganiso yokuphila esebenzayo ibuyiselwe ngokukhawuleza.
Good ukwazi!
uphawu uhadi - ukuba isilwanyana emangalisayo, ongenabubi, leyo wengwenya kuphela kwi intlanzi, nto leyo ezihlala kuyo. Izitha Ndingumhlali samanzi Arctic abandayo phantse akukho ezanyisayo ezinkulu ezinobungozi - lo amabhere kunye killer. Kodwa ke kuba nzima yokuqala ngokwaneleyo ukubamba seals floes ice ngenxa uphume yayo. Orcas kwakhona awafane isongela ezi zilwanyana ngenxa yabo yokuhlala. Ngokuqhelekileyo, xa amanzi ukuqubha kweminenga ezibulalayo, iintini bafudukele kwindawo ekhuselekileyo.
Eyona ngozi eziphambili kwezi zilwanyana kuba umntu - oko benzani kunye nokubizwa. Kwenziwe umntu labantu itywina, nohadi wenza zombini ngqo nangokungathanga ngqo. izilwanyana ezinjalo kutshatyalaliswa ngqo amanqatha ezixabisekileyo. Kodwa ukuloba kukhawulelwe quotas, ngokuvumela ukugcina uluntu. kubi kakhulu ke phezu-lokuloba. Ngapha koko, lo ngowona ukutya esisiseko kuba itywina uhadi, ngasendleleni, hayi kuphela ngabo.
Ngoku uyazi ukuba ngubani itywina uhadi, into ayidlayo yaye apho ahleli khona. Ukongeza, siza kukuxelela ezinye iinyani ezinika umdla.
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