Igqityelwe ukuvuselelwa ngoMatshi 29, 2022 ngu URoger Kaufman
Iibhere zeGrizzly zizulazula kwiintaba ezinekhephu zaseAlaska
Umama webhere elingwenya lihamba namathole alo kwiintaba zaseAlaska, okumangalisayo njengoko bethethathethana kufutshane nethambeka elithe nkqo. Umfanekiso omhle we BBC
Ngubani i-Grizzly Bhere?
Ibhere ekuthiwa yi<em>grizzly luhlobo oluthile lwaseMntla Melika lwe<em>brownish iibhere. Iigrizzlies zihlala zintsundu ngombala, nangona iinwele zabo zinokubonakala zimhlophe okanye zichetyiwe, zibanike igama labo.
Iibhere ze-Grizzly zikhuselwe yimimiselo kwilizwekazi lase-US - kungekhona i-Alaska - nangona kukho ngokwenene iinzame eziphikisanayo kutshanje zokususa ezo zikhuselo.
Ezi zigebenga ezimangalisayo zihlala zingatshatanga izilwanyana zasekhaya – ngaphandle kwamabhinqa namantshontsho awo – kodwa ngamanye amaxesha ayahlanganisana.
Imibhiyozo ephawulekayo yeebhere zegrizzly inokubonwa kwiindawo eziphambili zokuloba zase-Alaskan xa isalmon ibaleka inyuka isiya kuzala ehlotyeni.
Ngeli xesha, iibhere ezininzi zinokubuthana ukuze zonwabele intlanzi. Bafuna amanqatha aya kuhlala ixesha elide kwiinyanga zasebusika.
Iibhere ezimdaka zemba imingxuma ukulala phantsi kwiinyanga zasebusika kwaye ngokuqhelekileyo ukugrumba kwinduli ekhangelekayo efanelekileyo. Iimazi ziphumla, ngokufuthi ziphinda kabini, kwezi nyanga zasebusika.
Iibhere zeGrizzly zingababulali abaphezulu, kodwa uninzi lokutya kwabo kubandakanya amantongomane, amaqunube, iziqhamo, amagqabi kunye nemvelaphi. Iibhere zikwatya ezinye izilwanyana zasekhaya, ukusuka kwiimpuku ukuya kwii-elk.
Nangona ubukhulu bazo obumangalisayo, iigrizzlies ziye zavalwa ngesantya seekhilomitha ezingama-30 ngeyure (malunga neekhilomitha ezingama-48 ngeyure).
Yintoni ubungakanani bebhere yegrizzly?
Ukuzalwa kweGrizzly kunobunzima obungaphezulu kweekhilogram ezingama-315. Iinkunzi zinkulu kunemazi kwaye zinobunzima obuziikhilogram ezingama-770. Umfazi omde ngokuqinisekileyo uya kuqwalasela malunga neekhilogram ezingama-800 (iikhilogram ezingama-360).
Zinokuba yingozi ebantwini ngakumbi xa bemangalisiwe okanye xa abantu bengumama kwaye nabo Amakhwenkwe layita.
Ummandla.
I-Grizzlies yakha yahlala kwintshona ye-United States kunye neKhanada, kwaye yazulazula kwi-Great Plains.
Ezi zilwanyana zifuna indawo eninzi - ukwakheka kwendlu yazo kunokufikelela kwiikhilomitha ezingama-600 - ngoko ke indawo yazo efanelekileyo yindawo ekwahlukileyo ekukhuleni kwaye inokutya okuninzi kunye neziza zokugrumba imingxuma yazo.
Nangona uthethathethwano lwaseYurophu luye lwavala ngokuthe ngcembe iibhere kwindawo yazo yantlandlolo, abantu abaneegrizzly banokubonwa ngokuyinxenye eWyoming, Montana, Idaho nakwilizwe laseWashington.
Ungomnye wabemi ababalulekileyo beYellowstone National Park. Iigrizzlies ezimbalwa zisazulazula ematyholweni aseCanada naseAlaska, apho abafunayo bawasukela njengamabhaso amakhulu omdlalo wevidiyo.
Iingozi zokusinda zeGrizzly
Kwincopho yayo, inani labemi begrizzly lalingaphezu kwama-50.000. Nangona kunjalo, la manani aye acutheka ngokuphawulekayo njengoko ukukhula ngasentshona kubeke izixeko needolophu kumbindi wendawo yokuhlala yebhere legriza. Ukuzingela ngokundlongondlongo ekuqaleni kwenkulungwane yama-20 nako kwabeka emngciphekweni ukusinda kwebhere yegrizzly.
Enyanisweni, ngeminyaka yee-1920 kunye neyee-1930, ezi bhere zancitshiswa zaba ngaphantsi kwe-2 ekhulwini loluhlu lwazo lwembali. Ngeminyaka yee-1960 kwaqikelelwa ukuba ngama-600 ukuya kuma-800 kuphela asala endle.
Ngo-1975, iibhere zegrizzly zadweliswa njengezisengozini phantsi kwe-US Endangered Species Act.
Ulondolozo.
Iigrizzlies ziyasebenza heute njengebali eliyimpumelelo kulondolozo lwendalo. Ukusukela oko ikhuselwe phantsi kwe-US Endangered Variety Act, inani leebhere zegrizzly liye landa.
I-US Fish and Wildlife Service yaphuhlisa iindawo zokuphumla zeebhere kwaye yazimisela ukuphucula intsebenziswano phakathi kwabantu kunye neebhere ngokufanayo ngokufundisa uluntu ngazo. imfuyo ezinolwazi kwaye ziphuhlise iinkqubo zokubuyisela abafuyi ngokutshabalalisa iibhere zeenkomo.
Zihlala phi iibhere zegrizzly?
iigrizzlies leben kumantla ntshona kuMntla Melika, ikakhulu eAlaska - 70 pesenti yazo zonke iigrizzlies zisekhaya apha. i iibhere ezinamaphiko apha zidla ngokuba nkulu kunezo zikhethekileyo kumazantsi oMntla Merika.
Ngaba ibhere yegrizzly iyingozi?
iibhere ezinamaphiko ziyingozi ngaphezu kwezalamane zabo. Ukuxhathisa kuphela kwenza ezi bhere zibe ndlongondlongo. Elona thuba lihle lokusinda kukudlala ufile kwaye uhlale ujonge phantsi emhlabeni.
