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Black karkanda ayyana dadaddun? Black karkanda da ake dasu: photos, bayanin
Duk da cewa masana kimiyya suna yanzu kokarin aikata duk abin da ya ajiye namun dajin, har yanzu bace a kowace shekara mafi m wakilan musamman tãlikai.
Black karkanda da ake dasu ya bayyana ne a Afrika, da kuma biyu jinsunan wannan dabba asali wanzu: da fari da baki. Abin lura shi ne cewa launi daga cikin fata na biyu - launin toka. Bambance-bambance cikin sunayen dogara ne a kan wuraren da ta Refayawa rayu, su zama daidai - a kan launi da kuma abun da ke ciki na duniya. Kamar yadda ka sani, kamar dorinu kome ga birgima cikin laka, da kuma, daidai da, da ƙasa, wanda aka fi lãka, fata na dabba ba a fari ya dafa.
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Black karkanda da ake dasu - a manyan dabbobi, da nauyin da biyu ton, kuma ta tsawon aka fiye 3 mita (a wata tsawo na mita 1.5). Duk da cewa mun saba wa cewa mugun giant yana daya kawai Kakakin a kansa, a gaskiya Afirka dabbobi da sun kasance 2 da kuma wani lokacin 5.
Salon da kuma hali na dorina
Dorinu ci matasa harbe na shrubs, da suka yi haƙuri zafi. A watering dabbobi tafi da nisa sosai, wani lokacin shawo kan nisa na 8-10 km. Bisa ga hanyar rayuwa baki karkanda, a maimakon haka, ya kasance da makadaita.
Pregnancy a mace tsawon game 15-16 watanni, da kuma aka haife kawai daya yaro, wanda shekaru da yawa don ciyar da su da madarar uwarsa.
Black dorinu barci, inda ya kasance dadi saboda su babban size damar da su zuwa ji tsoro na wani daya. Barci Refayawa a kan sãsanninsu, ko kafafunsa tucked karkashin shi. A baya can an yi tunanin cewa dabbobi suna labeled territriiyu, da barin babbar taki. A gaskiya, shi ya faru ne kwatsam, ba tare da wani dalili ba. Waje kiwo da kuma baki dorinu, dare da rana - a kowane lokaci.
The kawai barazana ga karkanda sun zakoki, wanda wani lokacin kai farmaki da matasa kwiyakwiyanta. Ã'a, mafi yawansu duk yara sha wahala daga kansu, kamar yadda a cikin wani yaki, ko da daya karkanda, damar lashe bai isa. Dorina, duk da haka, sosai short-gani da kuma jinkirin. Wannan buga da su a lokacin da suka kai hari ta hanyar mafarauta. Ko kasancewa a takaice nesa daga wani mutum ko wata bishiya, da dabbobi iya ba gane shi. Amma a nan ke ji dorinu ɓullo da daidai. Wasu dayansu sun lura da ikon m kitsen maza da kilometer wari hatsari da kuma nasarar tserewa.
A rarrabe da Refayawa, ba shakka, dauke da fushi. Kasancewa a cikin wani alama m jihar, a karo na biyu karkanda iya tafi berserk da kuma fara amai a zoo ko ma'aikata, ko ajiye. Akwai m lokuta idan a lokacin tafiyarka yawon bude ido a kan safari fuskanci m shiryayye dabba da cewa a zahiri ya juya a kan su mota. Duk da slowness da clumsiness, karkanda iya isa gudu daga sama zuwa 45 kilomita awa daya ko fiye.
Akwai hudu subspecies na wannan dabba.
Ta Kudu-tsakiyar bakin karkanda
A mazauninsu na dabba - daga tsakiyar ɓangare na Arewacin Afirka da gabashin Afirka ta Kudu. The most yawan tsuntsaye da za a samu a kudancin yankin. A gaskiya, wannan subspecies tukuna zama, amma da aka jera a cikin Red Littãfi, kuma ya yanayin yake a halin yanzu kiyasta a matsayin m.
Kudu maso yammacin bakin karkanda
Wannan subspecies na dorina mafi saba da rayuwa a busassun wuraren. Animals zaune a Namibia da kuma Angola, Kudu maso Gabas, ta Kudu-West, kuma Afirka ta Kudu. A lokacin, da subspecies ne ma a kan gab da nau'i nau'i.
Gabas Afirka karkanda
Tarihi, wannan subspecies aka located a kan ƙasa na Sudan ta kudu, da Habasha da kuma Somaliya. Yanzu wasu mambobi na gabashin Afirka karkanda za a iya samu a Kenya, amma yawan mutane a kowace shekara an rage zuwa m, kuma a yanzu su ne a cikin wani mawuyacin hali.
West Afirka baki karkanda
Ka tuna cewa Afirka baki karkanda yau yana da gaba daya bace da kuma aka hukuma bayyana bitattu. Tuni a farkon karni na 20th yawan wannan nau'in shi ne kawai 'yan mutane, da kuma masana kimiyya har kwanan kokarin ajiye su. Bayan karatu a 2006, masana ba su sãmi wani guda wakilin yammacin Afrika baki karkanda. Saboda haka, a shekarar 2011 wannan subspecies aka hukumance gane kamar yadda ya bace.
Abin da ya sa nau'i nau'i na dorina?
Da farko shi ne duk saboda da ƙwazo aiki na mafarauta a Afirka ba kawai sayar da nama da kuma fata na wadannan ban mamaki dabbobi, da kuma rayayye farautar su musamman ƙahonin, wanda kudin a cikin baki kasuwar ne mai matukar gwaji jimla.
Bisa ga comments daga cikin malaman, babban dalilin nau'i nau'i na bakin karkanda da kuma m nau'i nau'i na fari - sakaci a kan ɓangare na jihar domin kariya daga cikin Refayawa cikin mazauninsu. A kowace shekara a Afirka akwai fiye da mafi aikata miyagun ayyuka da cewa ci gaba da halaka riga 'yan garke na dorina da sauran namun dajin.
A cewar 'yan bincike da masana halittu, a halin yanzu a kan gab da nau'i nau'i da fari dorinu da aka ma da suke zaune a arewa na Afirka. Idan za ku ba da daɗewa ba dauki wani matakan kare alƙarya da wadannan Refayawa, sa'an nan jimawa duniya ba zai zama kawai wadannan ban mamaki dabbobi. Black karkanda (photos aka gabatar a cikin labarin) - a gaske unprecedented halittar yanayi, da kuma takaici ne cewa a yanzu ana iya gani kawai a hotuna.
ƙarshe
Yana da bakin ciki, amma ya kwanan wata a duniya tamu game da 40 jinsin ne a mawuyacin hali , kuma a kan gãɓar rãmi na nau'i nau'i. Idan Adam ya ci gaba da yi damƙar halakar da ban mamaki wakilan yanayi, sun kawai ba zai tafi a cikin wani gajeren lokaci. Duk da cewa yanzu ana wajen magance mafarauta, dayansu kungiyoyi suna kullum lalata musamman dabbobi. Miyagun suna samun mafi latest kayan aiki da kuma makamai domin kamawa ko mafi girma samfurori. A lokacin, ba} ar dorina ayyana dadaddun, amma a duniya akwai mutane da yawa wakilan da subspecies na giant, wanda shi ne har yanzu yiwu ga kokarin ceton.
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