Kogon zaki - wani tsoho predator

Dubban shekaru da suka wuce da duniyarmu aka sanaki daban-daban dabbobi, wanda sai ya zama dadaddun domin dalilai daban-daban. Yanzu wadannan dabbobi sukan kira m. Ragowarsu kiyaye a cikin nau'i na kwarangwal ƙasũsuwa da kokon samu a archaeological tono. Da masu bincike sa'an nan a hankali tattara dukan ƙasũsuwa tare da kokarin haka a mayar da bayyanar da dabba. A yin haka, da suka taimaka ga kõgon, zane-zane, da kuma ko da wani m sassaka bar ta zamanin da mutane, da suka rayu a lokaci guda. Yau, masana kimiyya sun zo da taimakon da kwamfuta graphics ka sake siffar da m dabba. Kogon zaki - a irin na zamanin d halittu, terrifies karami, 'yan'uwa. Ko m mutane kokarin samun zagaye ta mazauninsu.

Burbushin carnivore kogo zaki

Yana haka ne aka gano da kuma bayyana wani tsoho nau'i na m predator wanda masana kimiyya sun mai suna kogon zaki. Ragowar kasusuwan wannan dabba da aka samu a kasashen Asiya da Turai da kuma Arewacin Amirka. Wannan ya nuna cewa kogon zaki zauna a cikin sararin ƙasa daga Alaska zuwa Birtaniya Tsibirin. A sunan da aka ba da irin wannan, shi aka barata, domin shi ne abin da mafi yawansu ya kwarangwal ragowar da aka samu a cikin kogwanni. Amma, a cikin kõgon bar kawai da rauni da kuma mutuwa dabbobi. Live da farauta, sun fĩfĩta son bude sarari.

Tarihi na samu

A farko cikakken bayanin kogon zaki aka yi ta Rasha dabbobi da kuma masanin binciken burbushin halittu Nikolai Kuzmich Vereshchagin. A cikin littafinsa, ya gaya daki-daki, game da tribal akidar na dabba labarin kasa na ta rarraba, mazauninsu, abinci fasali, kiwo da sauran cikakkun bayanai. Wannan littafin da ake kira "The kogo zaki da kuma ta tarihi a cikin Holarctic kuma a cikin Tarayyar Soviet" da aka rubuta a kan tushen da shekaru masu yawa na painstaking bincike da kuma shi ne har yanzu mafi kyau kimiyya aiki a kan nazarin burbushin dabbobi. Galoarktikoy masana kimiyya kira wani gagarumin ɓangare na arewacin yammancin duniya.

Description of dabba

Kogon zaki ya sosai manyan predator, yin la'akari har zuwa 350 kilo, da tsawo a bushe na 120-150 cm da wani jiki tsawon 2.5 mita, ban da wutsiya. Iko kafafu kasance gwada tsawo, abin da ya sa da predator tsayi dabba. Gashin sa santsi da kuma gajeren, launi - ko da, monochromatic, yashi, kuma m, cewa ya taimake shi ya sake kama kansu a lokacin farauta. Winter pelage ya fi lush da kuma ceto daga sanyi. Manes a kogon zakoki ba, kamar yadda evidenced kogon zane-zane na m mutane. Amma da buroshi a kan wutsiya ne yanzu a kan da yawa hotuna. Ancient predator wahayi zuwa gare mu da kakanninmu tsõro da tsoro.

kogon zaki kai aka gwada da manyan, tare da m jaws. Dentition burbushin da yara externally dubi guda kamar yadda na zamani da zakoki, amma hakora har yanzu suna more m. Biyu canines a cikin babba muƙamuƙi suna dukar a cikin bayyanar: Tsawon kowane canine dabba ya 11-11.5 cm. A tsarin da jaws da dentition nuna a fili cewa kogon zaki ya mai predator da kuma iya jimre sosai manyan dabbobi.

Wuraren da farauta

A dutse da zane-zanen sau da yawa wanda aka nuna a matsayin wani rukuni na kogon zakoki korarsu daya azabtar. Wannan ya nuna cewa da yara ya rayu a prides da farauta aikata tare. Analysis na kashi da ya rage daga dabbobi samu a cikin mazauninsu na kogon zakoki, ya nuna cewa su an kai hare hare a barewa, Elk, bauna, Tours, yaks, Musk shanu da sauran dabbobi, da suka hadu a cikin wannan yanki. Su ganima iya zama matasa mammoths, da raƙuma, dorina, hippos da kogon bears. Masana kimiyya kada ka ware da yiwuwar hare-haren da yara da kuma adult mammoths, amma kawai a karkashin sharadi gwargwado ga wannan. Musamman a kan m mutane kõgon zaki farauta. A mutum na iya zama wanda aka azabtar da wani predator lokacin da dabba zo zuwa ga tsari, inda mutane suke zaune ba. kawai rashin lafiya, ko tsufa mutane yawanci hawa zuwa kogwanni. Kadai, wani mutum zai iya ba jimre da predator, amma na gama kariya tare da yin amfani da wuta iya ceton mutane, ko da wasu daga cikinsu. Wadannan dadaddun zakoki suna da karfi, amma shi bai cece su daga mutuwa.

Zai yiwu Sanadin nau'i nau'i

Mass mutuwa da kuma nau'i nau'i na kogon zakoki sun faru a ƙarshen zamani, wanda masana kimiyya kira Late Pleistocene. Wannan lokaci ya are kamar shekaru 10,000 da suka wuce. Kafin ƙarshen Pleistocene kuma ya zama dadaddun mammoths da sauran dabbobi, wanda yanzu ake magana a kai a matsayin albarkatun. A dalilan da nau'i nau'i na kogon zakoki suna dauke:

• yanayin canji.
• tana mayar da wuri mai faɗi;
• da ayyukan da m mutum.

Sauyin yanayi da kuma wuri mai faɗi da canje-canje keta saba kewaye kansu zakoki, da kuma dabbobi a kan abin da suka ciyar. Suka karya abinci sarkar, wanda ya haifar da taro nau'i nau'i na herbivores, hana dole abinci, da kuma bayan su zama dadaddun, da kuma yara.

Man matsayin hanyar da taro mutuwar m dabbobi na dogon lokaci, shi ya gani ba, da. Amma masana kimiyya da dama biya da hankali ga gaskiyar cewa m mutane suna kullum ci gaba da inganta. Akwai sabon iri na makamai, farauta, inganta farauta dabaru. The mutum da kansa ya zama da ciyar da herbivores da kuma yara sun koya a tsayayya wa. Wannan zai iya haifar da wargajewa na dabba burbushin, ciki har da wani kogo zaki. Yanzu ka san abin da irin dabbobi sun zama dadaddun a matsayin ci gaban wayewar dan adam.

Ganin yankunan da mutum tasiri a kan yanayi, m version na hannu na mutane a cikin bacewar kogon zakoki, a yau shi ba ze dama.