Zosangalatsa za zimbalangondo: ofotokoza ndi makhalidwe

Mosakayikira, zimbalangondo ndi zina mwa nyama chodabwitsa kwambiri kuti nthawi Akhafamba dziko. Chifukwa chakuti zilombo zazikulu kusamalira moyo kwambiri zinthu nyengo, iwo ndi zomveka. Kumalo ozizira zimbalangondo - ogwirira zedi, koma kungakhale ikupita wokongola, kusonyeza luso lapadera kwambiri, ndipo anadabwa mobwerezabwereza. Tikukupemphani kuwerenga zosangalatsa za zimbalangondo ana ndi akulu kuona nyama zimenezi modabwitsa mu kuwala kwatsopano!

Natural Anabadwa oyendetsa

Zosangalatsa za zimbalangondo amatiuza kuti ngakhale nyama amabadwa pa dziko, iwo ukakhala gawo lalikulu la nthawi apaulendo ku nyanja. Nzosadabwitsa sayansi dzina lawo Ursus maritimus zikumveka ngati ndipo limatanthauza 'nyanja chimbalangondo ". Zilombo wamphamvu - ndi osambira kwambiri, wakutheker kugonjetsa madzi mtunda wa pa 100 Km ndi kupita masiku yaitali. Pochita zimenezi, iwo amathandizidwa ndi phazi lalikulu (30 cm mulifupu), iwo ntchito ngati nkhafi.

zimbalangondo kusambira pa liwiro la 10 Km / h, amene ali pafupifupi kawiri mofulumira ngati akatswiri otchuka a mpikisano. akatswiri Olympic zotsatira za 6 Km / h. Komabe, ichi si kokwanira kuti akakole zisindikizo mu madzi lotseguka. Choncho kubala wakonda msampha m'zigawo pa pamwamba olimba, amene ali ndi mwayi wa liwiro ndi see.

Pa dziko White Nyamuliranani wakonda kusuntha amene mumasangalala kuyenda pafupifupi 5 km / h. Koma mdani uyu sitinganene kuti pang'onopang'ono: pamene iye akufuna, iye akhoza imathandizira mpaka 40 km / h.

Koma si onse zosangalatsa za zimbalangondo. Pitani patsogolo.

Kawirikawiri, koma mwaukhondo

Ndi mwayi zimbalangondo ambiri agwire nyama iliyonse masiku anayi kapena asanu. Ngati mwayi akasiya chilombo, thupi lake zochita mafuta monga kubwerera dongosolo yosungirako mphamvu. Achisanu expanses wa Arctic sitinganene kuti malo wolemera kusaka. Koma kupeza wovulalayo chimbalangondo amathandiza mphuno woonda. Chirombo mukhoza fungo chidindo, anatuluka pa ayezi kwa 20-30 Km.

anthu khumi

Mukufuna kudziwa zambiri zosangalatsa za chimbalangondo kumalo ozizira? Izi nyama kumalo ozizira - yaikulu m'dziko chilombo pa dziko. Sichikhala ndi adani. Ndipo kulibe kudabwa; wamwamuna wamkulu, okhala ndi mano akuthwa ndi zikhadabu zambiri akulemera ku makilogalamu 351 kwa 544 womwe ndi kulemera kwa anthu 5-7.

Koma pali weniweni zimphona. The yaikulu kuposa zonse zolembedwa zimbalangondo amene ankakhala kumpoto Alaska mu 1960, ankalemera 1000 makilogalamu!

Amuna kufika kukula awo pazipita pa zaka ndi zaka 8 mpaka 14, pamene mkazi - mu zaka 5-6. Recent kulemera theka cavaliers awo - mpaka makilogalamu 290.

Mimba pa nthawi ina

Amazing kwachilengedwenso ndondomeko kudziwika monga anachedwa implantation, imapereka kumalo ozizira chimbalangondo ana anabadwa mu nthawi yabwino kwambiri imene mpata kupulumuka ali wamkulu. Mating nyengo ya nyama ndi kuchokera April kwa May, koma chitukuko cha mazira ndi braked pa siteji oyambirira ndipo akupitiriza kugwa kokha pamene mkazi kukatenga thupi zokwanira ndipo anadzakhala akusasanyika dongosolo la chisanu khola.

Koma izi zosangalatsa za zimbalangondo sikuti zatha.

Kukula kwa mphaka

zimbalangondo kawirikawiri zimabisala ngati achibale awo bulauni. Kuchotserapo ndi akazi pakati okha amene akukakamizidwa kumanga mapanga ndipo awatengere iwo ku nthawi mu February-March. Ndipotu, ana awo, monga zimbalangondo zina, amabadwa ochepa kwambiri ndi osatetezeka ndipo kutetezedwa ku mavuto a kozizira. Ndi chidwi kuti pa kubadwa kwa waukulu ogwirira dziko pa dziko ndi thupi kutalika pafupifupi 30 cm ndi kulemera yekha muyeso umodzi, pafupifupi ngati mbira nkhumba.

Chimbalangondo zambiri kubereka awiri ana. Komabe, chimachitika pamene mwana mmodzi kapena atatu a iwo.

Ngakhale ana samamvetsa wamphamvu, chimbalangondo amakhalabe mu khola mu mkhalidwe hibernation: sadya kapena kumwa. M'tsogolo, ana amakhala ndi amayi awo kwa zaka pafupifupi ziwiri, pa amene amaphunzira luso kofunika bwinobwino kupulumuka mu Arctic nkhanza.

achibale

M'kupita kwa nthawi, ife tinapeza zonse zatsopano ndi zosangalatsa za zimbalangondo ku Arctic. Mwachitsanzo, mu 2006 pa malire a dera lino anatulukira zachilendo chirombo anatembenuka chimbalangondo kumalo ozizira mosakwanira.

Geneticists amati chimbalangondo kumalo ozizira anali kudzipatula monga mawonekedwe a masauzande zapitazo. Titha ndi maphunziro zogwirizana. Koma, ngakhale, chinapezeka kuti zimbalangondo amatha kuyamba ana a Chifumu ndi zimbalangondo bulauni. Komanso, adzakhala chonde ana, mosiyana ndi ana onse a interbreeding (mwachitsanzo, nyulu). hybrids zimenezi zikuoneka onse kuthengo ndipo mu ukapolo, koma kawirikawiri.

Woyamba nyamayo anabadwa kuthengo, ndipo anapeza mu 2006. Komabe, ndi nthawi imeneyo, asayansi kale ndi mwayi penyani iye ngati nyama mu ukapolo zoo mu mzinda wa anachisaina ku Germany, kumene kumalo ozizira ndi zofiirira zimbalangondo tikukhala mu mpanda chomwecho. Monga cha 2010 zikanadziwika 17 zimbalangondo hybrid kale. Ndipo mu 2012, panali malipoti zisanu zokha za mtundu hybrids ngati kuthengo.

Black kumalo ozizira zimbalangondo

zimbalangondo kuyang'ana woyera, koma, ngati umati, maonekedwe amapusitsa. kubala ubweya (otchedwa alonda tsitsi) ndi undercoat ake kwenikweni pafupifupi mandala. Koma mfundo ndi yakuti pakati pa malaya pamwamba ali M'mimbamo wodzazidwa ndi mpweya. Chifukwa dongosolo lovutali la utali uliwonse mafunde kuwala anasonyeza kwa tsitsi bwino. Chifukwa, chimbalangondo kumalo ozizira zikuwoneka woyera.

Komabe, malingana ndi nyengo ndi malo a dzuwa nyama angayambe chikasu kapena zofiirira. Nthawizina, mu nyengo modabwitsa ofunda, Tibwerezenso ngakhale kutembenukira wobiriwira chifukwa algae, anakakhala ubweya awo.

Komabe, ngati kumeta tsitsi lake ndi chimbalangondo, anatsegula anaona: Ndipotu chimbalangondo kumalo ozizira ali khungu lakuda. Mogwira zimatenga kutentha dzuwa, kuthandizana nyama kukhala m'khola thupi kutentha ngakhale aakulu kozizira ozizira. Tsopano kuti nthawi yotsatira inu kuwona wakuda mphuno kumalo ozizira chimbalangondo, kumbukirani zosangalatsa za zimbalangondo: Ndipotu izi ndi mtundu wake weniweni.