Igcine ukubuyekezwa ngoMashi 29, 2022 ngu Roger Kaufman
Amabhere angama-grizzly azulazula ezintabeni ezineqhwa zase-Alaska
Ibhere elibomvu elibomvu lihamba namawundlu alo ezintabeni zase-Alaska, okumangalisayo njengoba bexoxa cishe ngemithambeka eqondile. Izithombe ezinhle ze BBC
Ubani i-Grizzly Bear?
Ibhere eliyigrizzly liwuhlobo oluthile lwezinhlobo ezinsundu zaseNyakatho Melika Bears. Ama-grizzlies avamise ukuba mnyama ngombala, nakuba izinwele zawo zingabonakala zimhlophe noma zimenyezekile, ziwanikeze igama lawo.
Amabhere angama-grizzly avikelwe yimithetho yezwekazi lase-US -- hhayi i-Alaska -- nakuba kube khona imizamo eyimpikiswano kamuva nje yokususa lezo zivikelo.
Lezi ziqhwaga ezimangalisayo ngokuvamile azishadile Izilwane ezifuywayo - ngaphandle kwabesifazane kanye namaphuphu azo - kodwa ngezinye izikhathi bayahlangana.
Amadili amangalisayo wamabhere angama-grizzly angabonwa ezindaweni ezidumile zokudoba e-Alaskan lapho i-salmon igijima ikhuphuka nomfula ukuze izale ehlobo.
Ngalesi sikhathi, amabhere amaningi angabuthana ukuze ajabulele izinhlanzi. Bafuna amafutha azowagcina phakathi nezinyanga ezinde zasebusika.
Amabhere ansundu ambela imigodi ukulala kwasebusika wezinyanga zasebusika futhi ngokuvamile umba endundumeni ebukekayo. Ezinsikazi zinikeza ukuphumula, ngokuvamile ngokuphindwe kabili, phakathi nalezi zinyanga zasebusika.
Amabhere angama-grizzly angababulali abakhulu abaphumelelayo, kodwa okuningi kokudla kwawo kuhlanganisa amantongomane, amajikijolo, izithelo, amaqabunga, kanye nemvelaphi. Amabhere abuye adle ezinye izilwane ezifuywayo, kusukela kumagundane kuya elk.
Naphezu kobukhulu bawo obumangalisayo, ama-grizzlies aye abakwa ngesivinini esingamakhilomitha angu-30 ngehora (cishe u-48 km/h).
Uyini usayizi webhere le-grizzly?
Ukuzalwa kwe-grizzly kunesisindo esingaphezu kwamakhilogremu angu-315. Eziduna zinkulu kunezinsikazi futhi zingaba nesisindo esingamakhilogremu angama-770. Owesifazane omude ngokuqinisekile uzocabangela cishe amakhilogremu angu-800 (amakhilogremu angu-360).
Zingaba yingozi kubantu ikakhulukazi uma bemangele noma lapho abantu bengumama futhi nabo Abafana Vula.
Indawo eseduze.
AmaGrizzlies ake ahlala engxenyeni esentshonalanga ye-United States naseCanada, futhi azulazula naseGreat Plains.
Lezi zilwane zidinga indawo enkulu - ukwakheka kwendlu yazo kungafinyelela kumakhilomitha-skwele angama-600 - ngakho indawo yazo ekahle ingehlukile ekukhuleni futhi inokudla okuningi kanye nezindawo zokumba imigodi yazo.
Yize izingxoxo zase-Europe ziye zawavala kancane kancane amabhere ezindaweni eziningi ahlala kuzo, ama-grizzly angabonwa kancane e-Wyoming, e-Montana, e-Idaho nasesifundeni sase-Washington.
Ungomunye wezakhamizi ezivelele kakhulu ze-Yellowstone National Park. Ama-grizzlies ambalwa nawo asazulazula ezihlahleni zase-Canada nase-Alaska, lapho abafunayo bawaphishekela njengemiklomelo emikhulu yegeyimu yevidiyo.
Izingozi Zokusinda Kwe-Grizzly
Ekuphakameni kwayo, inani labantu abangamagrizzly lalingaphezu kuka-50.000. Kodwa-ke, lezi zinombolo zancipha kakhulu njengoba ukukhula ngasentshonalanga kubeka amadolobha namadolobhana enkabeni yendawo yokuhlala yebhere eliyi-grizzly. Ukuzingela okunonya ngasekuqaleni kwekhulu lama-20 nakho kwasongela ukuphila kwebhere le-grizzly.
Eqinisweni, ngeminyaka yawo-1920 nawo-1930, la mabhere ayesencishisiwe aba ngaphansi kwamaphesenti amabili ohlu lwawo lomlando. Ngawo-2 kwalinganiselwa ukuthi kwasala kuphela ama-1960 kuya kwangu-600 endle.
Ngo-1975, amabhere angama-grizzly afakwa ohlwini njengasengozini ngaphansi kwe-US Endangered Species Act.
Ukongiwa kwemvelo.
Ama-grizzlies ayasebenza heute njengendaba eyimpumelelo ekongiweni kwemvelo. Selokhu yavikelwa ngaphansi kwe-US Endangered Variety Act, inani lamabhere angama-grizzly liye lanyuka ngempela.
I-US Fish and Wildlife Service ithuthukise izindawo zokuphumula zamabhere futhi yazimisela ukuthuthukisa ubudlelwano phakathi kwabantu namabhere ngokufana ngokufundisa umphakathi ngawo. izilwane izinhlelo ezinolwazi futhi ezithuthukisiwe zokubuyisela abafuyi ngokuqeda amabhere ezinkomo angasekho.
Ahlala kuphi amabhere angama-grizzly?
ama-grizzlies Leben enyakatho-ntshonalanga yeNyakatho Melika, ikakhulukazi e-Alaska - amaphesenti angama-70 awo wonke ama-grizzlies asekhaya lapha. i amabhere angama-grizzly lapha ngokuvamile makhulu kunezindawo zawo eziqondile eningizimu yeNyakatho Melika.
Ingabe ibhere eliyi-grizzly liyingozi?
amabhere angama-grizzly ziyingozi ukwedlula izihlobo zabo. Ukumelana kuphela kwenza lawa mabhere abe nolaka. Ithuba elingcono kakhulu lokusinda ukudlala ufile futhi uhlale ubheke phansi.
