Mune dzinongoitika nzvimbo inogarwa polar unobereka uye izvo mumakondinendi?

Polar unobereka. Funny, akanaka mhuka, uye panguva imwe chete - zvikara ngozi. Mune dzinongoitika nzvimbo yaigarwa Bheya rakamira pachando? On chii chikonzero anorarama? nyaya idzi dziri akafukidza munyaya.

Ndezvipi, ari polar mabheya?

White (anonziwo gungwa) kubereka akasiyana mhuka. Ndiye chikuru chikara panyika. Achipindura mubvunzo, izvo zvakasikwa nzvimbo inogarwa polar mabheya, tinogona kutaura kuti zvikuru kuchamhembe mhuka Panyika. At kuchamhembe nharaunda dzakasiyana kurarama vakasiyana mumwe pakureba uye achirema nemapere. Musi chitsuwa Spitsbergen , ndivo duku uye chikuru inogarwa kumahombekombe eGungwa Bering. Paavhareji, mukono muviri pakureba - anenge matatu metres, vakadzi - zvishoma kupfuura maviri. Avhareji kurema varume - 500 makirogiramu, female - makirogiramu 250. The hunosvava kureba bere - inenge hafu mita. Kana tikaenzanisa bere nedzimwe zvikara huru, ivo vachava bvumidza. Saka, avhareji kurema makurusa Siberian ingwe - kwete makirogiramu anopfuura 400.

White Bheya Bear ndowenyika mhuri. Nehama dzake, ari dzinoratidzwa guru saizi,-refu mikukutu, flat musoro. Sezvo nechokumusoro mumiriri mhuri yake, iye ane refu uye gobvu bvudzi jasi, gobvu paiva subcutaneous mafuta. On inotsika vane nguo chaiyo kunodzivisa bere nemasiraidhi uye moto pairi. Zvishoma curved makuru nenzara kushumira varambe kugadzirwa uye kufamba pamusoro nechando expanses. Chinotoshamisa kusiyana, riri pakati minwe bearish Kamudzira ndiyo kufanana pinnipeds, izvo anobvumira kushambira takasununguka pemvura uchitsvaka nyama. Polar unobereka ndivo zvinoshamisa chokuti vava kukwanisa kubata mvura kwenguva refu (kusvika maminitsi maviri). Mvura inotonhora inogona kuyangarara unobereka kure chaizvo (anenge 150 km), dzichiri kumhanya anenge 10 km / h. Regai -oma kupinda chando mvura (nokuti kweArctic mumakungwa vanogara Bheya rakamira pachando) inoita gobvu paiva subcutaneous mafuta.

Netsa polar mugari

Kana isu kutaura inongoitika nzvimbo yaigarwa Bheya rakamira pachando, zvinofanira akati muzvinhu kweArctic murenje wongoramba. Favorite polar unobereka ndiwo maberekero pasi nokuda zviwi mumakungwa kweArctic Ocean. Above I vanotaurwa kuti mumamiriro ezvinhu akadaro asingadi -oma yakafanira kubereka gobvu rukoko mafuta (anenge 10 cm). Uyewo, mhuka mbava zvakadaro gobvu uye zara mafuta, kuti zvinenge asingadi kuwana nyoro vari chando, uye kunyange mumvura. Vanhu vakawanda vanodavira kuti zvakakanganisika polar samapere vanogara Antarctica. Izvi hazvisi izvo. Yavanogara kweArctic - iri kuchamhembe uye Antarctica kumaodzanyemba, kumusha PENGUIN.

Nei iye chena?

White bere rinonzi nokuda kwayo yokusafa dziberekane. Zvisinei, masayendisiti vanoti mbava nezvikara izvi asina ruvara - zviri segirazi. Refraction chiedza muhomwe rwavarindi bvudzi uye noruvara yakapoteredza kwezvakatipoteredza anotakura sokuti chena jasi hwemhuka. Kana tikafunga mapazi umo polar samapere (uye ichi chando arctic mumarenje), zvinofanira kubvumwa kuti mutambo uyu unobereka chiedza zvakanaka. Vanogona nyore Masked muchando, pamusoro chando munguva kuvhima.

Mararamiro

Warm-ropa rechiJudha chairo Arctic mugari anonyatsorayiridzwa kujairana upenyu mune utsinye ezvinhu enyika North. Color uye nzira kubvumira kuti kunovhima micherechedzo kufarira. Dexterous kufamba sokuti zveufende nebere aibvumirwa kuenda kundoredza. Polar runotsigira - zvikuru zamu carnivores mhuri yake. Chete mumwedzi yezhizha vanogona kuwana zvishoma herbivores, unoparadza zvokudya kana chikwindi Arctic zvinomera uye michero. The nzira pakati pakuvhima kunoenderana nemwaka. Kana chando payo kunyanya anotarisira zvisimbiso panguva mumwena muzhizha - kushambira pasi mvura uye pakarepo anorwisa zororo pamahombekombe mhuka. Kunhuwirira sebere aakatipa: anonzwawo dzokubudisa 7 km uye zvakaora - 30 km. Kunyange pasi mita rukoko echando zvichibva bere hazvirevi kupukunyuka.

Panoperera kweArctic yechando vana sokuti kubereka dzokuvanda. Kugadzirira kutakura pachine: vanowana pamwechete, kugadzirira mumapako adzo uende kuhwanda. Pamwechete kusvika yokusununguka ivo ukamuka, asi vanoramba vari mugomba pamwe vayo kuti zvimwe kwemavhiki mashoma.

mhuka zvinoshamisa

Zvaanorumbidza upenyu polar samapere inobvumira pakarongwa kupfuura dzinonakidza uye zvinoshamisa zvine chokuita noupenyu hwavo.

• Pasinei chokwadi kuti polar runotsigira - mhuka pakukura Earth, vane kwazvo diki pavaizvarwa. kurema ravo kashoma kupfuura 500 d kutakura mafuta mukaka kuitira kuti pakazopera mwedzi wechina, wayo uremu inowedzerawo kubudikidza ka20, kusvika 10 makirogiramu.
• Mabheya kudya chete namatehwe uye mafuta kukohwewa mhuka. Izvi zvinoita kuti kuunganidza mumuviri vhitamini A. Kana tikafunga dzinongoitika nzvimbo inogarwa polar mabheya, vhitamini ichi chinonyanya kudiwa.
• Mbava maperekadzi wakafanana chando. Iye anoramba kudziyisa zvakanaka, kuti polar mabheya haagoni kuona michini Camera. Izvi kugona mbava dzimwe nguva kunoita kuti overheating nebere, kunyanya panguva nokukurumidza kumhanya.
• Kuchengetedza yakasiyana ehupfumi dzematehwe dzavo, mabheya pashure nerimwe kudya, kwazvo kusuka.
• Bheya rakamira pachando kuti mhino - harisi chete nhengo munhuhwi, asi chete chikamu muviri kupisa. Ndokusaka pakurara polar runotsigira kuvhara mhino pamwe paw ake.