Brown zimbalangondo: Pantchito za kukula ndi chitukuko

Chimbalangondo bulauni zili m'nkhalango boreal, mapiri, ndi conifers lokhala windbreak. The malo okhazikika akhoza kuthetsa anthu ambiri. Pakati pa dzinja, akazi bulauni chimbalangondo ana amabadwa. Kodi chitukuko ndi kukula? Kodi chimachitika pambuyo kuwala zikuoneka pang'ono bulauni chimbalangondo?

Dziwani kuti mayi chimbalangondo alibe banja okhazikika. Mu nyengo mating, amene akuyamba mu kasupe mochedwa, udindo wa mkazi ndi kudzinenera amuna angapo. Nthawi imeneyi, iwo ali ankakwiya, mwaukali kupikisana wina ndi mzake, ndewu amakhala mu imfa ya m'modzi mwa khama. wopambana ndi wophatikizidwa ndi mkazi, koma mgwirizano inatenga pasanathe mwezi. Tsono chitirani ndekha, ndipo m'nyengo yozizira, makamaka mu January, amabadwa zimbalangondo bulauni. Nthawi zambiri, awiri a iwo, ndipo iwo ali kakang'ono kwambiri. Kulemera kwa chimbalangondo kawirikawiri upambana magalamu 500.

Pa miyezi iwiri yoyambirira ya bulauni chimbalangondo ana musatisiye khola, otsala pansi mbali mayi ake. Inali nthawi imeneyi, banja la pachiopsezo kwambiri. Chifukwa bulauni zimbalangondo simuli otetezedwa osowa, kupatulapo ena, ndiye iwo anatsegula kusaka nyengo. Mapanga ndi ana kawirikawiri chandamale zabwino alenje. M'madera anthu ambiri zimbalangondo, lomwe 'kubala njira ", ndiwo a nyama.

Newborn bulauni chimbalangondo Bakuman amabadwa ndi chofunda osowa mapeyala, ndi maso hooded ndi makutu. Patapita masabata 2 mabowo athanzi makutu ndi maso ake. The linanena bungwe loyamba obisalamo kumachitika mu miyezi 3. Pa nthawi imeneyi, zofiirira galu zimbalangondo modetsa kukula pafupifupi ndi kulemera kwa 3 makilogalamu 6. nthawi zonse izi imayambira yekha ndi mkaka, koma ndi chiyambi cha dzinja pali latsopano chakudya - masamba. Kutsanzira mayi Young kuyamba kuyesa watsopano nokha amachitira - mizu, zipatso, mtedza, Mapila zakutchire, nyongolotsi ndi tizilombo tina. M'chaka choyamba cha moyo zveryata lisachoke mayi ake. Iwo apitirize kukhala naye, kuthera yozizira wina pamodzi.

Popeza zaka zaka 3-4, anthu amaona okhwima pogonana ndi kuyamba kukhala ndi ufulu. Koma akula zonse akamafika zaka 8-10. Atakula bulauni chimbalangondo - lalikulu nyama zakuthengo, masekeli mpaka makilogalamu 300-400. Komabe, ankadziwana ndi mtundu amatchedwa "Kodiak" ndipo akukhala mu Alaska, imene pali amuna masekeli mpaka makilogalamu 750.

Mtundu makamaka bulauni, koma zimasiyana udzu zachikasu mdima, pafupifupi wakuda. ubweya ndi wandiweyani kwambiri, wakuda ndi yaitali. Komanso, anthu a kumpoto M'madera a zitunda tsitsi ndi wautali kuposa wa anthu a kum'mwera. Mchira waufupi, zobisika pansi ubweya. Long chiombankhanga wakuda kufika masentimita 10 m'litali.

Kukhala wodziimira wamkulu nyama, zofiirira chimbalangondo angayambe gawo osiyana, amuna a m'dera wawo lalikulu kuposa akazi m'nthawi 7-10. Ngakhale chikuoneka choopsa nyama kudyetsa chomera zakudya ndi invertebrates nagulivaya kwambiri m'chilimwe cha subcutaneous mafuta. Koma ngati chimbalangondo kulemera zokwanira phindu, akhoza kudzuka pakati pa dzinja ndi kupita kukasaka. Iwo ali aukali kwambiri, ankamenya aliyense amene akakumane nawo panjira, ndi loopsa kwambiri kwa anthu.