Njoka zaululu

Malinga ndi asayansi, kwa zikwi zitatu mitundu ya njoka zaululu ndi owopsa kwa anthu 450. The zimawononga iwo - ndi chitetezo, zida kusaka, ndipo ngakhale njira kugaya chakudya. Mitundu ya njoka zaululu anapeza makamaka m'madera ofunda zotentha za dziko. Kumeneko, iwo ndi owopsa kwabasi kwa anthu chifukwa cha chiwerengero chachikulu. The ziwerengero chisoni kulumidwa amapha mu malo oyamba amaika Africa, Indochina ndi America South. Ofa ndi kulumidwa ndi njoka mu Europe ndi CIS n'zochepa. Mu CIS, ambiri a iwo zikuchitika Caucasus ndi ku Central Asia. Total CIS anthu mitundu 11 njoka ndi oopsa kwa anthu.

Pali mitundu yosiyanasiyana ya njoka ndi njoka, ndipo zosiyanasiyana zikuchokera, kuchitapo ndi mphamvu. Koma ngakhale kusiyanako, pali gulu kuyeza mphamvu ya ululu. Iwo DL50, kumene makalata - ndi chidule cha mawu Latin likumasuliridwa kuti "woopsa mlingo". Tisonyeza zimenezo mwa ndende ya youma njoka (g / g - microgram pa gram), chimene chiri zokwanira kupha mbewa. Tsopano tikambirana njoka kwambiri chakupha ku Australia Oxyuranus microlepidota.
njoka, osati m'dzikolo, ndi nyanja kukumana mitundu chakupha wa njoka. Kusalekerera kuluma kumadalira osati kokha pa mphamvu ya poizoni, komanso kuchuluka kuti akhoza kulowa m'thupi la njoka. Nkhaniyo umachitika wa mfumu mamba ndi bushmaster. Anatulukira mitundu ya njoka, opanda mano oopsa amene bwinobwino kutumikiridwa poizoni. Ali chakupha malovu, ndi monga oopsa kwa anthu.

Ena njoka ndi zopangitsa chakupha, monga mamba achifumu, zofala Southeast Asia. Iron thupi lake lonse kuti nsonga ya mchira. Royal njoka umapita kusaka usiku ndipo amayendayenda ndi kubisala pansi pa masamba, kotero zovuta kuona.

Koma si mitundu yonse ya njoka ndi zina mobisa moyo. Russell mamba, iye mamba, musazengereze amalowa ngakhale mu anthu azikhalamo. Ngakhale chakudya chake - ndi makoswe, achule, mbalame, iye waphetsa anthu ambiri. Iye amaona zochititsa mantha pa dontho-pansi nyumba - yowala chithunzi, chokhala magalasi.

Kodi ululu wa njoka? Mitundu ya ziphe a njoka zosiyanasiyana malinga ndi chikhalidwe cha zotsatira zake. Ena adagulung'undisa mu mitsempha ya magazi, ndipo ena amachititsa ziwalo ndi khunyu, zokhudza wamanjenje dongosolo ndi ubongo. N'zochititsa chidwi kuti kwambiri ululu wa njoka si zoipa. Ichi ndi chifukwa cha kusanduka, chifukwa mitundu chakupha a njoka sizinayambe usiku. zopangitsa poizoni, zomwe zili pakamwa, anadza ku malovu anasintha m'kati kusankha zamoyo, womwe unatenga zaka zambiri, anali ndi kugonjetsedwa kwambiri makope poizoni.

Njoka yapoizoniyo adani kuti kudya iwo: wolimba, wochenjera mongoose, African mlembi mbalame, ndipo potsiriza, hedgehog wathu mwachizolowezi. Nyama zimenezi ndi kusinthidwa bwino ndi kukhala wochepa atengeke poizoni, ngakhale atadzuka pa iwo, koma zambiri ofooka. Choncho, kusaka, iwo Dodge nsikidzi.

Koma njoka kukhudzidwa ndi ululu wawo yekha. Ngati converge mamba ndi mamba, mmodzi wa iwo adzafa kuphana.

Njoka njoka anthu - osati zoipa, kuyambira kalekale anthu akhala ntchito mankhwala monga mankhwala kwambiri. Analenga kennels ambiri kuswana njoka, zomwe nthawi akudutsa otchedwa milking. Kotero kuti kuli njoka m'pofunika ku mawonedwe a muyezo kwachilengedwenso ndi kupindula kwa munthu.