Kumene akukhala ndi zimene adya kozizira kalulu?

Aliyense katswiri woyamba amadziwa bwino kuti kalulu kozizira - kalulu, bwino ndinazolowera moyo m'mapiri ndi kumalo ozizira. Iye bwino ndinazolowera nyengo nkhanza kumpoto, ndi moyo amasankha makamaka bwinja lokhalokha, ndi dziko wosabereka.

Mwachidule DESCRIPTION maonekedwe

Pafupifupi kutalika wamkulu chitsanzo chetyrehkilogrammovoy ukufika 55-70 masentimita. Ofanana kwambiri achibale ake akumpotowa kalulu ali pang'ono fluffy mchira ndi yaitali wamphamvu miyendo yakumbuyo zimene zingathe mwamsanga kudumpha kudzera chisanu kwambiri. mutu nyama ndi chokongoletsedwa ndi makutu yochepa ndi thupi yokutidwa ndi ubweya wakuda, kuthandiza bwino kulekerera kutentha ndi kuzizira. Hares kuti moyo kumpoto, ndi odula woyera. Anthu okhala m'madera ena, m'chilimwe kukhala grayish buluu kulocha, amene mosavuta masquerade ngati msipu m'dera ndi miyala.

Kodi mitundu opezeka?

Arctic kalulu amakhala m'madera ambiri kumpoto kwa Canada Arctic Archipelago ndi Greenland. Komanso, nthawi zambiri amapezeka mu Labrador, Newfoundland, ndi pa Ellesmere Island. Nyama imeneyi chimodzimodzi bwino anakonza mu ubweya wambiri ndipo lowland m'madera. M'chaka cha akalulu anasankha m'madera zomera limakula kwambiri. M'nyengo yozizira iwo kusuntha kwa nooks imene si koyenera kukumba kwambiri kuti apeze chakudya. Iwo amayesa kupewa meadows yonyowa ankaona kuti akakhale ku madera drier.

Arctic kalulu akhoza kupanga migrations nyengo. Choncho, Belyakov, tikukhala mu Rankin Inlet, kumapeto kwa kusamukira ku Chile kwa kakang'ono masika. Chifukwa chachikulu kusamuka imeneyi akuti ndi ochepa ogwirira okhala kumeneko.

Kozizira kalulu amadya?

Arctic kalulu limabweretsa gulu la herbivores. Chifukwa cha zakudya wake imakhala zomera zake. Komanso akhoza kudya udzu, masamba, zipatso ndi masamba. Chinyama ali bwino anayamba kununkhiza, kotero kukumba kubisala pansi wosanjikiza mizu chisanu ndi nthambi ya msondodzi mosavuta.

Komanso, panali malipoti kuti kalulu kozizira kudya makungwa, bango, lichens, ndere ndipo ngakhale nyama misampha kusaka. Zimakhala atatenga kunja mafunde algae. Pa phwando, chakudya kalulu amayesetsa kumanga miyendo yakumbuyo, kutsogolo timataira chisanu umene wabisika zomera edible. Akatha kudya, iwo kuyeretsa ubweya awo. Kupeza chakudya zobisika pansi wosanjikiza wa chisanu zovuta, nyama akumenya ndi yoteroyo ake amphamvu, kenako amayamba kudziluma ikafika kutumphuka.

kuswana Features

nthawi mating zambiri imagwera pa April-May. Panthawi imeneyi Belyaki unagawika awiriawiri, koma mmodzi wamphongo angakhale akazi angapo. Zaychiha pobisa malo kumbuyo miyala kapena pansi chitsamba, izo digs dzenje ndi kumalumikiza ndi udzu ndi ubweya. Kutalika pafupifupi mimba yaikazi masiku 36-42. The kwambiri kumpoto, leverets kenako anabadwa.

Zinyalala zambiri zimachitika kwa ana anayi eyiti, kulemera kwa aliyense amene ali magalamu 56-113. Obadwa woona, ndipo thupi lawo ali ndi imvi bulauni ubweya. Patatha mphindi zochepa chabe pambuyo ana kubadwa kale akhoza kukwera kuwala. The iwiri leverets kukhala kudzidalira osatinso kwambiri thandizo la mayi. Mwa September, akukhala ngati makolo awo, ndipo mu nyengo yotsatira anayamba kuchulukana.

khalidwe Features

Mwatsoka, mbali iyi ya moyo wa kalulu anaphunzira zikuipiraipirabe poyerekeza ndi anansi ake. Amadziwika kuti Arctic kalulu - usiku ndi madzulo nyama. Zilibe amakhala matalala m'nyengo yozizira komanso kulekerera kutentha otsika ndi ubweya wakuda ndi ubale otsika pakati pa malo ndi buku la thupi. Ndi chifukwa imeneyi chamoyo kalulu amalowerera azilipira kwa liwiro la woyambira mlingo kagayidwe kachakudya.

Mu frosts aakulu hares kubisa kumbuyo boulders kapena kamakumba una anakumba. Iwo amakhala m'madera ochepa, choncho kukafunafuna chakudya anatumiza mwa njira yomweyo. Kuthawa kwa adani, nyama akhoza ungakopeke imathamanga mozungulira 60 km / h.