Ban sha'awa facts game da iyakacin duniya bears: description da halaye

Lalle, na iyakacin duniya Bears ne wasu daga cikin mafi ban mamaki dabbobi da cewa taba yawonta duniya. Domin kawai cewa wadannan m halittun sarrafa su tsira a cikin matsananci yanayin damina, su ne m. Iyakacin duniya Bears - karaya da yara, amma zai iya zama tunku? Ãwa cute, nuna ƙwarai dabara da mamaki kuma da sake. Muna gayyatar ka ka karanta ban sha'awa facts game da iyakacin duniya bears ga yara da kuma manya a ga wadannan m dabbobi a wani sabon haske!

Halitta An haife matuƙan

Ban sha'awa facts game da iyakacin duniya bears gaya mana cewa ko da yake wadannan dabbobi suna haife a kan ƙasar, sai suka ciyar da wani babban bangare na lokacinsa tafiya a cikin teku. Ba abin mamaki da kimiyya sunan Ursus maritimus sauti kamar da nufin "teku bear". Wadannan m dabbõbi - suna da kyau swimmers, iya shawo kan ruwa a nesa na kan 100 km da tafi na tsawon kwanaki. A wannan suna taimaka da manyan kafar (30 cm m), sun yi aiki kamar oars.

Iyakacin duniya bears iya iyo a gudun 10 km / h, wanda shi ne kusan sau biyu kamar yadda azumi kamar sanannen zakarun na gasar. Zakarun Olympics da sakamakon 6 km / h. Duk da haka, wannan shi ne har yanzu bai isa ya kama like a bude ruwaye. Saboda haka kai fi son tarko hakar a kan wani m surface, wanda yana da amfani da gudun da kuma kalmomin sirri.

A ƙasar White Bear fi son motsa leisurely yawo a game da 5 km / h. Amma wannan predator ba za a iya kira jinkirin: a lokacin da ya so ya, ya iya hanzarta zuwa 40 km / h.

Sai dai ba duka ban sha'awa facts game da iyakacin duniya Bears. Ku ci gaba.

Da wuya, amma neatly

Tare da sa'a, na iyakacin duniya Bears yawanci kama ganima kowane hudu zuwa biyar kwana. Idan sa'a ya bijire daga wani predator, jikinsa mai ayyukan matsayin madadin makamashi ajiya tsarin. Garin kankara expanses na Arctic ba za a iya kira arziki farauta filaye. Amma sami wanda aka azabtar bear taimaka bakin ciki hanci. The dabba iya jin warin wani hatimi, samu fita a kan kankara don 20-30 km.

Ten mutane

So su san ban sha'awa abubuwa game da iyakacin duniya bear? Wannan iyakacin duniya dabbobi - mafi girma a ƙasar predator a duniya. Ya ba ko da suna da halitta makiya. Kuma ba mamaki: balagaggu namiji, dauke da makamai kaifi hakora da kuma fika, yawanci weighs daga 351 zuwa 544 kg, wanda yayi dace da wani nauyi na 5-7 mutane.

Amma akwai real Refayawa. The most abada rubuta iyakacin duniya take ɗauke da suke zaune a arewa maso yammacin Alaska a shekarar 1960, nauyinsa 1000 kg!

Maza isa su iyakar size yana da shekaru 8 zuwa shekaru 14, da haihuwa, yayin da mace - a 5-6 shekaru. Recent auna rabin su Cavaliers - har zuwa 290 kg.

Pregnancy for daga baya

Amazing nazarin halittu tsari da aka sani a matsayin jinkirta kafawa, samar da wani iyakacin duniya bear kwiyakwiyanta haifa a cikin mafi m lokaci na shekara a lokacin da su chances na rayuwa ne mafi girma. Ma'abota kakar na wadannan dabbobi ne daga watan Afrilu zuwa watan Mayu, amma ci gaban xan tayin da aka braked a wani wuri mataki da kuma ci gaba da fada kawai a lokacin da mace karba isasshen nauyi da zai kasance a shirye don tsari na hunturu kogon.

Amma wannan ban sha'awa facts game da iyakacin duniya bears ba ƙare.

A size of yar kyanwa

Iyakacin duniya take ɗauke da wuya hibernate kamar su ruwan kasa dangi. Ban ne kawai ciki mãtã wanda aka tilasta gina dajin da ciyar da lokaci a watan Fabrairu-Maris. Bayan duk, su kwiyakwiyanta, kamar yadda sauran beyar, an haife sosai kananan da kuma m, kuma sun da za a kare daga matsananci yanayi na Arctic. Shi ne m cewa a cikin haihuwa na most ƙasar da yara a duniya da jiki tsawon game da 30 cm kuma ku auna nauyi kawai a kore, kusan kamar Guinea alade.

Bear yawanci ba da haihuwa zuwa wata biyu daga kwiyakwiyanta. Duk da haka, shi ya faru a lokacin da jariri ne kawai daya ko uku na su.

Duk da yake zuriya ba su samu karfi, da beyar ya zauna a cikin kogo a Jihar rashin himma: Kada ku ci, ko abin sha. A nan gaba, da kwiyakwiyanta zauna tare da su uwa na kimanin shekaru biyu, a lokacin da suka koyi da basira zama dole ga nasarar tsira a cikin matsananci Arctic.

kusantar dangi

A tsawon lokaci, da muka samu daga kome sabon da ban sha'awa facts game da iyakacin duniya Bears a cikin Arctic. Alal misali, a 2006 a kan ƙasa na wannan yankin, an gano sabon abu dabba juya iyakacin duniya bear kawai rabin.

Jinsi da'awar cewa iyakacin duniya bear da aka ware kansu a matsayin wani nau'i na daruruwan dubban shekaru da suka wuce. Wannan za a nuna ta da dacewa da karatu. Amma, duk da wannan, an gano cewa, iyakacin duniya bears ne iya fara hadin gwiwa da zũriyarta tare da launin ruwan kasa bears. Haka kuma, shi zai zama m zũriyarmu, sabanin sauran zuriyar interbreeding (msl, da alfadarai). Irin wannan hybrids bayyana biyu a cikin daji da kuma a cikin bauta, amma sosai da wuya.

A farko wannan dabba, an haife shi a cikin daji, da kuma aka gano a 2006. Duk da haka, a wannan lokaci, masana kimiyya sun riga samu damar duba shi kamar dabba a cikin bauta, zoo a birnin Osnabruck a Jamus, inda na iyakacin duniya da kuma ruwan kasa bears da suke zaune a wannan yadi. Kamar yadda na 2010, shi da aka sani na game da 17 matasan bears. Kuma a shekarar 2012, akwai biyar rahotanni na sightings irin wannan hybrids a cikin daji.

Black iyakacin duniya bears

Iyakacin duniya bears duba fari, amma, kamar yadda karin magana ya ce, bayyanuwa za a iya yaudarar. kai Jawo (kira matsara hairs) da kuma ta undercoat ne ainihin kusan m. Amma gaskiyar ita ce, a cikin kowane saman gashi yana da wani rami cike da iska. Saboda wannan hadadden tsarin kowace tsawon haske tãguwar ruwa nuna daga cikin gashin da kyau. A sakamakon haka, na iyakacin duniya bear dubi fari.

Duk da haka, dangane da kakar da kuma matsayin da rãnã da dabbobi iya duba yellowish ko ruwan kasa. Wani lokaci, a cikin unusually dumi sauyin yanayi, Bears ko juya kore saboda algae, zauna a ulu.

Duk da haka, idan ka aske gashin da beyar, ya buɗe wani ban mamaki gani: a gaskiya na iyakacin duniya bear yana da baki fata. Yana yadda ya kamata garwaya da hantsi, taimaka dabba don kula da barga yanayin jiki ko a mai tsanani Arctic sanyi. Yanzu cewa na gaba lokacin da ka gani a baki hanci iyakacin duniya bear, tuna ban sha'awa facts game da iyakacin duniya bears: a gaskiya wannan shi ne gaskiya launi.