Iyakacin duniya Bears: The Red Littafi na Rasha

Yau a duniya akwai da yawa jinsin dabbobi bukata musamman da hankali ga dalilin cewa su ne m, da kuma a nan gaba za su iya fuskantar nau'i nau'i. da kuma dabbobi kamar iyakacin duniya bears aka jera a cikin wannan kungiya. The Red Littãfi da aka tsara don ci gaba da wani Littãfi daga rare da miyagun jinsin dabbobi, wasu da shafukan ne duqufar da iyakacin duniya bear.

Mazauninsu ga iyakacin duniya bears

Wannan irin dabba ne mai ban sha'awa shi ne gaskiya cewa ta wakilan rayuwa a wuraren da suke da ba sosai dace da rayuwa. Muna magana ne game da Arctic, tare da tsaurara sauyin yanayi. Low zazzabi, dogon winters, iyakacin duniya na dare ba zama wata matsala ga iyakacin duniya bear.

Sararin Arctic Ocean, tare da m tsibiran, arewacin gefen Eurasia da kuma Arewacin Amirka - inda iyakacin duniya bear rayuwarsu.
The Red Littãfi, daban-daban kundayen da kuma wasu kafofin, samar da bayanai game da dabba don nuna ta da muhimmanci bambanci daga sauran iri bears cewa rayuwa a duniya. A wasu halaye na dabba iya ko saka da sunan da. Daga cikin harshen wasu kasashe ko kimiyya kafofin cewa dabba da aka kira a cikin hanyoyi daban-daban - da teku, da arewa, da iyakacin duniya bear.

juyin halitta hanya

Masana kimiyya sun dogon yi imani da cewa ci gaban da fari da kuma ruwan kasa bears diverged kamar ɗaya da ɗari da dubu hamsin da suka wuce. Kuma shi ya faru a wannan yanki na duniya, wanda shi ne wani zamani Ireland. Amma kwanan nan bincike sanya canza wannan ra'ayi. Yau kimiyya ce da rabuwa da jinsunan faru da yawa a baya - a kan talakawan, game da shida shekara dubu da suka wuce. A wannan dogon lokaci da dabbobi suka bambance-bambance, ba kawai alaka mazauninsu, ciyar da yanayi, amma kuma a cikin bayyanar, ko da yake da kwayoyin abu na nuni da cewa wadannan dabbobi da zarar ya magabata.

Janar ne ma wani bakin ciki cewa duk da bears yau - shi yarda da Red Littãfi. White bear, launin ruwan kasa, Himalayan da kuma sauran nau'o'in wadannan na musamman dabbobi na cikin bukatar kariya, wanda shi ne kawai zai iya ba mutum. Ko da yake, ya kasance da babban dalilin da ƙi a duniya.

Koyi duk abin da na iyakacin duniya bear da 'yan uwansu na iya zama a shafukan da yawa wallafe, wanda aka sanya bincike da masana kimiyya, da labaru na mutanen da suka hadu a cikin yanayi tare da wadannan na musamman da kuma a lokaci guda matukar hatsari dabbobi.

Dole ne in ce cewa ba a ko da yaushe saduwa ƙare nasarar, ba tare da dire sakamakon idan membobinta zama mutumin da iyakacin duniya bear. Red littafin da haka ya bayyana cewa mutane wani lokacin kokarin hana mataki na predator, ya kashe shi kafin ya yi wani hari a kan mutum ko gidansa. Amma ba ko da yaushe ayyuka na mutane sun quite m, kuma a karshen shi ya jagoranci wani raguwa a yawan iyakacin duniya bear samfurori.

A bayyanar da siffofin na jiki tsarin

Long wuyansa, lebur kai - babban bambanci tsakanin wani iyakacin duniya bear a kan ruwan kasa a jikin tsarin. dabba ta wata gabar jiki ne al'amudin-kamar bayyanar. Ƙafafunsa ne sosai m. Wannan taimaka da bears don motsawa ta zurfin snow ba tare da nitsewa. Saboda da musamman tsarin da ƙafãfu da kuma a kan gaskiyar cewa sun an rufe tare da Jawo, na iyakacin duniya Bears iya matsawa a kan kankara surface. Duk da babban nauyi, suka saukin shawo kan hummocks har zuwa mita biyu.

Bear launin fata ne baki, da kuma fata yana da launi daga fari zuwa yellowish. Wannan bear canza launi gashi samun a lokacin rani, lokacin da akwai wani musamman karfi daukan hotuna zuwa ga hasken rana.

Nau'in na iyakacin duniya Bears

Jinsin dabbobi da cewa rayuwa a cikin yankuna daban-daban na sararin Arctic ƙasa, da bambance-bambance a tsakãninsu. The most iyakacin duniya bears rayuwa a cikin tsibiran na Bering Sea. Wasu mutane suna da wani nauyi na game da 1,000 kilo tare da wani jiki tsawon har zuwa uku mita.

Mafiya yawa daga cikin data kasance iri iyakacin duniya bears isa 450 kilo a wata tsawo na game da mita biyu. Mãtan suna dan kadan karami fiye da maza. Su nauyi ne da matsakaita na game da 300 kilo.

Svalbard - mazauninsu na karami size of wakilan wadannan m dabbobi, wanda su ne iyakacin duniya Bears. The Red Littãfi ya dauka karkashin kariyar duk data kasance jinsunan bears rayuwa a cikin Arctic.

Karbuwa ga rayuwa a cikin Arctic

Na musamman damuwa ga rundunar daukan cikin garin kankara Hamada Red Littafi na Rasha. A iyakacin duniya bear da aka samu kawai a kan ƙasa na Arctic, da yawa daga abin da aka mallakar da Rasha jihar. Bugu da kari, da iyakacin duniya bears aka samu a babban yankin na Eurasia a yankin na kankara Hamada.

A sauran wurare na Duniya iyakacin duniya bear ba su zauna. Akwai lokuta idan dabbobin samu a kan kankara a cikin warmer sauyin yanayi, da kuma shi ya ba su wani babban matsala.

Kamar yadda dabbobi sun saba da irin wannan yanayi mai wahala da rayuwa a cikin Arctic? Na farko, da jiki da aka rufe da lokacin farin ciki Jawo. Abu na biyu, da tsarin da gashin taimaka wa watsa bata lokaci a cikin su, yin Jawo warmer. Muhimmanci mai Layer ma sa dabba jiki ta hanyar subcooling. A mafi tsanani lokaci na shekara, ta kauri ne game da goma santimita.

Tare da irin wannan rufi bears ba su ji tsoron wani hadari ko matsananci sanyi ko ruwa na garin kankara na teku da kuma arewacin tekuna. Iyakacin duniya Bears - mai swimmers. A search na ganima, ba za su iya iyo a cikin rana zuwa 80 kilomita. Wannan yana taimaka musu musamman tsarin paws tsakanin da yatsun kafa da suna webbed. Lokacin kewayawa dabba reshe aikin kamar flippers.

Mene ne abinci na arewacin bear

Iyakacin duniya bear - mai predator, don haka ya ci nama daga dabbobi da cewa zaune a kusa da shi. Kai farauta a cikin ruwa da kuma a kan ƙasar. Tare da karami dabbobi, kamar like, zai iya rike da predator a ruwa. Ya stuns aka azabtar dungu buga da kuma jan ta uwa da kankara.

Kishi da dabbar walrus iyakacin duniya bear karkashin karfi ne kawai a kan ƙasar. Fata na yanka dabba, da kitsen - babban bi domin predator. Idan babu yunwa mai tsanani, da bear nama bar m, shi ci sauran karami da yara.

A dalilan rage yawan dabbobi

Duk, idan ya yi ƙoƙari ya koya duk game da iyakacin duniya bear, da sauki samu bayanin da daya bear ga rayuwarsa ne zai iya ba da haihuwa zuwa wani fiye da goma sha biyar matasa. Lokacin da ciyar da zũriyarmu makawa mutuwa na matasa - matsananci yanayi na rayuwa mai da kansu ji. Kwatanta wadannan biyu facts shi ne mai sauki zaton cewa zai yiwu raguwa a yawan dabbobi daga halitta haddasawa.

Don wannan dole ne a kara da hujjojin da na doka farauta, abu na wanda suke ƙara iyakacin duniya Bears. The Red Littafi na kasar mu da sauran kasashe a duniya na kokarin dakatar da aiwatar da rage lambobi na wadannan dabbobi.

Animals na Red Littafi na Rasha Federation

Iyakacin duniya bear, tare da sauran dabbobi shi ne a karkashin jihar kariya tun 1956. A kan ƙasa na Rasha farauta ne gaba daya haramta. A kasashe irin su Canada, Amurka, shi yana da iyaka.

Domin mutanen da suke rayuwa a arewacin yankunan na Duniya, sun dade da aka farauta iyakacin duniya Bears. The Red Littafi na kasashen sha'awar a adana dabba daga alƙarya, kokarin canza halin da ake ciki.

Nama da fata na beyar, wanda ya tafi, ga halaka su, a cikin zamani duniya ba ne kawai don mutum abinci source, da kayan amfani ga Popular cikin gida, da tufafi yi. Saboda haka, farauta na beyar yanzu ba a daukarsa a matsayin larura. Ta samu shiga gasar a matsayin haramtacciyar farauta da kuma hukuncin da doka.

A sakamakon matakan dauka ajiye a rare dabba - na iyakacin duniya bear. Red Littafi Description yawan da iri yawan da aka buga a 1993. A wannan lokaci, shi ya lura ba kawai da dawo da mutane, amma kuma da kadan karuwa a yawan dabbobi.