Tusk wa Njovu: kufotokoza ndi chithunzi. mfundo zosangalatsa

The tusks ya njovu - akasintha, bwino anayamba ndi mosalekeza kukula mano - incisors ndi canines (malingana ndi nyama za thupi limodzi kapena mtundu wina).

njovu mano

Nsagwada za nyama dziko, kupatula yotundumukira kunja kwa mpanda tusks ali molars anayi (awiri mu nsagwada chapamwamba ndipo m'munsi) wopangidwa mwa kuchuluka kwa zikugwirizana ndi mzake ndi kulola flakes owola njovu pogaya chakudya. Mu Asian njovu mano kutafuna riboni ngati, pamene African - rhomboid.

Chingasinthe molars limapezeka pafupifupi maulendo moyo njovu, ndi mano latsopano amakalamba kumbuyo.

Monga mawonekedwe a tusks, ndiye Indian (Asian) njovu ali wochepa thupi (akazi tusks ndipo sanali sakupezeka). Tusks African njovu - wakuda ndi yaikulu, ndipo kutalika ndi zina ukufika mamita oposa awiri.

Kodi china chosiyana ndi njovu Indian African?

The tusks yaikulu kwambiri wamkulu Indian njovu amakula bwino kuti munthu pazipita kutalika zisanu phazi ndi kulemera 20 - 25 kg. Kukula kwa nyama angafikire 3 m, ndi kulemera - 5 matani.

Elephant tusk, kukula kumpoto India - tusks wakuda ndi mwamphamvu n'njokhota ndi abale ake, n'kukakhala ku Africa kum'mwera - woonda ndi lakuthwa, ndipo, pafupi ndi dera kum'mwera, ndi n'kakang'ono ndi akuthwa kuposa za maphunziro.

Indian njovu, mosiyana Africa, moyo yekha mu nkhalango, ndi zokonda kwa munthu m'tchire a m'nkhalango nsungwi.

njovu African ndi kukhazikika mu nkhalango ndi savannah, ndipo ndi yaikulu lapadziko nyama, umboni ndi kulowa mu "Guinness Book of Records."

Normal njovu African yolemera matani 5, ndi njovu - oposa 2 koma pasanathe matani 3. Kutalika pazipita njovu minyanga African - 3M.

Nthumwi ambiri yaikulu zosiyanasiyana njovu anawomberedwa mu 1974 ku Angola. mwamuna uyu matani oposa 12.

atafotokoza

Elephants sanaganize mantha mantha pa msonkhano ndi mbewa - ndi zopeka. Kuwomba ngati nyama kakang'ono, ndi pamodzi naye ndi kukhala mozungulira miyala ndi zinthu zina zolemera, njovu zokwanira kupuma.

A kwenikweni wamba zimphona izi amaopa njuchi, zomera uchi. Atamva kulira kwa dzombe pafupi njuchi, njovu yomweyo ndinayamba zidendene zawo. Koma nyama sangathe adzatchedwa zolengedwa wamantha. Amasamala kwambiri ndi wochenjera. Mwa njira njovu alembedwa pa mndandanda wa nyama wanzeru kwambiri a Dziko Lapansi.

anthu ochepa mukudziwa kuti njovu - mwini ndi kumva ine ndekha, komanso kukumbukira kwambiri, ndipo olfaction. Njovu amatha kuloweza malo ophiphiritsa kwa iye, komanso anthu amene ali oipa (kapena zabwino) anam'chitira. Koma chodabwitsa kwambiri khalidwe njovu - khutu labwino kwa music, polola kuti kumbukirani, kenako kuphunzira nyimbo za zolemba zitatu. Komabe, zolemba otsika ngati Iye kwambiri kuposa mkulu ndi sonorous.

Mosiyana ndi dziko lonse nyama njovu likuoneka ndi lingaliro la imfa. Elephants amatha kudziwa matupi (ndipo ngakhale fupa) wake wa mabanja. Ofufuzawa anadabwa momwe kusiyana ndi amene njovu ndi zotsalira za zolengedwa zina, m'malo ndi wachikondi ndi wachifundo kwa mitembo ya abale.

Kuona mafupa a njovu, nyama sangathe kupitirirapo: iwo amayamba kumverera kwambiri zotsalira za thunthu, akupenyetsetsa kwa mutu wa womwalirayo. Bwinobwino kuyesa makungwa Chigaza, monga ngati kuyesera kudziwa mwadzidzidzi womwalirayo bwenzi njovu musataye thupi lake lopanda moyo pa chifundo cha scavenging nyama ndi masamba youma akugona.

Wina ng'ombe ndi n'kufa, njovu wathanzi, ngati kuona wachibale mu dziko labwinoko, ali pa ntchito mozungulira iye ndipo sanali kumwazikana mpaka mapeto ...

N'chifukwa chiyani tusks cha njovu?

Mothandizidwa ndi ichi "chida" njovu atadzula mitengo ndi zina akutetezedwa kwa adani, mkulu pakati pawo - munthu. Kukwiyira njovu tusks (chithunzi m'munsimu), kutalika kwa amene nthawi zina kukula yake, chikuyimira ngozi kuti anzake ndi anthu, koma matenda a chiwewe njovu - ochepa chabe chodabwitsa. Elephant tusks - ndi m'malo chilango kwa chikhalidwe osati mphatso. Makamaka chisoni tsogolo la tusks njovu African zomwe nthawi zonse wofunika kwambiri.

Mkubwela kwa "wakuda" kontinenti ya mzungu ndi mfuti Africa unasiya kukhala ndi "njovu paradise". Good-chikhalidwe zimphona mwankhanza powononga cha tusks wapatali, anthu opha European kusiya mitembo kuti mukhale chakudya ndi afisi ndi miimba.

Ali "njovu manda"?

Chidwi mfundo: palibe amene anapeza tusks akufa njovu African. Mfundo imeneyi chifukwa cha nthano zambiri kuti simutopa kulemba anthu luso m'deralo. Kupezeka kwa chachinsinsi manda njovu anali wokonzeka kukhulupirira ozembetsa kwambiri wotchuka ... koma apa choncho anatenga ofufuza zinyama.

Malinga ndi mfundo operekedwa ndi naturalists kwa zaka za m'ma 20, njovu tusks ndi gwero la mchere kwa porcupines kuti mkubwela kwa nyengo ya mvula konse mosatsata mchere umene uli mu nthaka.

Funso za kutha kwa tusks yaitali limakhalabe lotsegula pa malo amene porcupine wa - nocturnal nyama.

Features minyanga

njovu tusk osiyana zofewa pulasitiki kapangidwe ndi ming'alu ochepa, koma chifukwa chakuti zoyendera kudutsa mayiko, monga, ndithudi, ndi kusunga mankhwala ya njovu, kuletsa kugula zinthu achabechabe.

Kunja njovu tusks, makamaka yosalala ndi yowala, ndipo mkati amafanana dzenje phirilo zamkati, ndi voids mkati kufika pafupifupi pakati pa kutalika tusks lapansi.

Monga siyanitsa ndi onyenga yaikuluyi njovu ku zinthu zosiyana

Akatswiri ntchito ndi Zosayiwalika, ananena kuti nthawi zambiri udindo wa tusks njovu kuchotsedwa ndithu pulasitiki Mkhalidwe kapena fakes ceramic, limaoneka lofanana ndi minyanga chosema. Ena forgers nkhani kwa njovu tusks angapange ndi tchipisi fupa ku filler, ndilo kovuta kusiyanitsa ku zinthu zachilengedwe komanso.

Kupanga maonekedwe nthawi zambiri ntchito njira kuponyera ndi dzanja kupenta. Ngati inu muyang'ana pa ntchito ya forgers maliseche diso angazindikire mizere msoko ndi kuda othamanga. Koma chachikulu imatengedwa zobwera smoothness ndi lightness mankhwala si achilengedwe.

Kuti njovu tusks kupereka wina, zambiri fupa mtengo, koma osati nthawi zonse chifukwa ndi kukwera mtengo kwa zipangizo achilengedwe. Monga ogulitsa zambiri, pokhala, kwenikweni, Ogulitsanso, sindikudziwa choti n'kugulitsa.

Pafupipafupi komanso milandu komwe katundu ku njovu tusk chikalata zamanja kwa mafupa a makolo awo akale - chintchito. Zodabwitsa ndizakuti, ndi tusks akuletsedwa osati kwa zoyendera komanso processing.

Pa kuyesera chidwi anagwirizana March 2015 boma Thai ndi Lolembetsa cholowa ya njovu. Anthu tinaitanidwa Register mozemba kusungidwa mu nyumba tusks awo njovu ndi mammoths, kotero kuti ANKAZEMBETSA KATUNDU kukhota mu nzika malamulo.

Mwamwayi, ndi minyanga alendo zasungidwa pafupifupi anthu onse m'dziko. Anthu amene akufuna kulembetsa chuma chawo, monga mmene Mulungu analonjezera, boma anamasulidwa ku udindo mwini oletsedwa katundu mozemba.

Mwamwayi, tinkaimba udindo wa zinthu zakale ndi kuwuluridwa chamtsogolo pa nkhani zambiri mabanja a minyanga ndi amphamvu njovu. Tsopano eni zinthu m'banja akhoza kukhala bata.

Thai m'mayiko samabwera kutsogolo kwa akuluakulu kuyembekezera chabwino cha madola 200,000, kapena zaka 3 m'ndende.

ndi kusiyana Kodi tusks njovuyo

Mammoth Tusks palibe voids. Ndi kapangidwe mosalekeza yunifolomu, zimasangalatsa diso zosiyanasiyana mitundu (kuchokera wotumbululuka kirimu ndi malankhulidwe zozama za wakuda) ndipo anawapatsa shading.

gawo mtanda wa tusks yaikuluyi ali ndi mtundu osiyanasiyana, amatikumbutsa alternating mdima ndi kuunika mphete, tizinthu ndi ming'alu zozungulira kapena zozungulira. White tusk ndi krohkaya kapangidwe - makhalidwe zakuthupi otsika kalasi.

Zizindikiro zazikulu, imene zingadziŵike kuti "njovu tusk" kwenikweni a chintchito - chitsanzo "mauna" imene chimayamba ndi kumaliza yopingasa. Chabwino mauna yokhotakhota mawonekedwe ruts ndi ulusi mitsempha.