Zasinthidwa komaliza pa Marichi 29, 2022 ndi Roger Kaufman
Zimbalangondo za Grizzly zikuyenda m'mapiri achisanu ku Alaska
Chimbalangondo cha mayi chili ndi ana ake kumapiri a Alaska, chodabwitsa kwambiri chifukwa amatha kutsetsereka molunjika. Makanema okongola ochokera ku BBC
Kodi grizzly bear ndi ndani?
Chimbalangondo cha grizzly ndi mtundu wa North America wa zimbalangondo zofiirira zimbalangondo. Grizzlies nthawi zambiri amakhala bulauni, ngakhale tsitsi lawo limatha kuwoneka loyera kapena lonyezimira, zomwe zimawapatsa dzina lawo.
Zimbalangondo za Grizzly zimatetezedwa ndi malamulo ku continental United States - osati Alaska - ngakhale pakhala pali zoyesayesa zaposachedwa zochotsa chitetezo ichi.
Zimphona zodabwitsazi nthawi zambiri zimakhala paokha ziweto - Kupatula akazi ndi ana awo - koma nthawi zina amasonkhana.
Madyerero odabwitsa a zimbalangondo za grizzly amatha kuwonedwa pamalo osodza kwambiri ku Alaska pamene nsomba za salimoni zimathamangira kumtunda kukaswana m'chilimwe.
Panthawi imeneyi, zimbalangondo zambiri zimatha kusonkhana kuti zidye nsomba. Amafuna mafuta omwe angawathandize m'nyengo yozizira.
Zimbalangondo zofiirira zimakumba maenje kugona m'miyezi yozizira ndipo nthawi zambiri amabisala mu chulu chowoneka bwino. Akazi amapuma m'miyezi yozizira iyi, nthawi zambiri kuwirikiza kawiri.
Zimbalangondo za Grizzly ndizopha zamtundu wapamwamba kwambiri, koma zakudya zawo zambiri zimaphatikizapo mtedza, zipatso, zipatso, masamba ndi kochokera. Zimbalangondo zimadyanso ziweto zina, kuyambira makoswe mpaka mphalapala.
Ngakhale kukula kwake kochititsa chidwi, ma grizzlies ankawotchedwa pa liwiro la makilomita 30 pa ola (pafupifupi 48 km/h).
Kodi kukula kwa chimbalangondo cha grizzly ndi chiyani?
Kubadwa kwa Grizzly kumalemera kuposa ma kilogalamu 315. Amuna ndi akulu kuposa aakazi ndipo amatha kulemera ma kilogalamu 770. Mzimayi wamtali amaganizira za mapaundi owonjezera 800 (360 kilogalamu).
Zitha kukhala zovulaza anthu, makamaka akadabwitsidwa kapena anthu akakhala ndi mayi komanso mayi Anyamata Yatsani.
Kufupi.
Grizzlies nthawi ina adatsalira kumadzulo kwa United States ndi Canada komanso ankayendayenda ku Great Plains.
Nyamazi zimafuna malo ochuluka - kamangidwe ka nyumba kamene kangathe kufika ma kilomita 600 - kotero malo awo abwino ndi amodzi olekanitsidwa ndi kukula ndipo ali ndi zakudya zambiri ndi malo oti akumbire ming'oma yawo.
Ngakhale zokambirana zaku Europe zidaletsa pang'onopang'ono zimbalangondo kuchokera kumadera ambiri komwe amakhala, anthu amtundu wa grizzly nthawi zina amapezeka ku Wyoming, Montana, Idaho ndi Washington State.
Ndinu m'modzi mwa nzika zodziwika bwino za Yellowstone National Park. Ma grizzlies ena amangoyendabe m'tchire la Canada ndi Alaska, komwe ofunafuna amawatsata ngati mphotho zazikulu zamasewera apakanema.
Zowopseza kupulumuka kwa grizzly
Pachimake chake, anthu amtundu wa grizzly anali opitilira 50.000. Komabe, ziwerengerozi zinachepa kwambiri pamene kukula kwa kumadzulo kunayika mizinda ndi matauni pakati pa malo okhala zimbalangondo. Kusaka koopsa koyambirira kwa zaka za m'ma 20 kudawopsezanso kupulumuka kwa chimbalangondo cha grizzly.
Pofika m’zaka za m’ma 1920 ndi m’ma 1930, zimbalangondozi zinali zitachepetsedwa kukhala zosakwana 2 peresenti ya mbiri yawo yakale. Pofika m’zaka za m’ma 1960 zinkayerekezedwa kuti 600 mpaka 800 okha ndi amene anatsala kuthengo.
Mu 1975, zimbalangondo za grizzly zidalembedwa kuti zili pangozi pansi pa U.S. Endangered Species Act.
Kuteteza.
Grizzlies ntchito heute monga nkhani yopambana pakusunga zachilengedwe. Chiyambireni kutetezedwa pansi pa U.S. Endangered Variety Act, chiwerengero cha zimbalangondo za grizzly chawonjezeka.
Bungwe la UNITED STATE Fish and Wildlife Service linakhazikitsa madera obwezeretsa zimbalangondo ndikukonzekera kupititsa patsogolo mgwirizano pakati pa anthu ndi zimbalangondo podziwitsa anthu za izo. nyama kudziwitsa ndi kukonza mapologalamu obwezera alimi oweta ziweto pochotsa zimbalangondo zomwe zidathetsedwa.
Kodi grizzly bears amakhala kuti?
Grizzlies leben kumpoto chakumadzulo kwa North America, makamaka ku Alaska - 70 peresenti ya ma grizzlies onse ali kunyumba kuno. The zimbalangondo za grizzly apa nthawi zambiri ndi akulu kuposa anzawo akum'mwera kwa North America.
Kodi chimbalangondo cha grizzly ndi chowopsa?
zimbalangondo za grizzly ndi owopsa kuposa achibale awo. Kukaniza kumangopangitsa zimbalangondozi kukhala zaukali. Mwayi wanu wabwino kwambiri wopulumuka ndikusewera wakufa ndikugona pansi.
