Aspid matanthwe: zizindikiro moyo, malo okhala

Bright adzitamandire coloration amakopa diso - mbendera kuti njoka matanthwe ndi wakupha. Science watsimikizira kuti jekeseni wa poizoni ndi limodzi mwa yekha magawo atatu a kulumidwa ndi njoka, koma wovulalayo ali ndi mwayi, adzakhala zosaposa tsiku ngati sasamalira thandizo yake.

mafotokozedwe

Aspid matanthwe (Micrurus) - dzina wamba za mtundu wa njoka zaululu, akubweretsa pamodzi woposa makumi anayi ndi lodziwika bwino mitundu lero. anthu ambiri mtundu uwu padziko mipata Central ndi South America. Only Micrurus Fulvius likugwiritsidwanso ntchito pa North America (kumpoto malire m'dera la kufalitsa mitundu analanda madera a Kentucky ndi Indiana mu United States).

Oimira zing'onozing'ono njoka - kobrovy ndi matanthwe wamba. kutalika zawo zili za makumi asanu masentimita. Thupi la waukulu chimphona matanthwe adder, akhoza kukwaniritsa theka-mita m'litali.

njoka izi amadziwika yaing'ono, kuphwa mutu, pakalibe ndi kutchulidwa kudutsana khomo lachiberekero, fusiform thupi umatha ndi mchira yaing'ono. maso ang'ono ndi ana chonse. mano ochepa lili mkati yaing'ono, ndi ofooka pakamwa Tambasula. Mwapadera owala, motley mitundu - chizindikiro cha njoka onse a mtundu wa. Chitsanzo chabwino - micrurus corallinus (chithunzi m'munsimu).

Kusinthana kwa wofiira, wachikasu ndi wakuda (woyera) mphete pa thupi chikuchitika mu dongosolo bwino, fupipafupi. Miyeso mphete ndi dongosolo la motsatizana mu munthu wa mtundu uliwonse wa zamoyo wa njoka.

njira ya moyo

Monga ulamuliro, njoka matanthwe atsogolera wobisa usiku. Pa nthawi ya masana, iye akubisala m'maenje nakumba pansi, komanso milu ya masamba wagwa ndipo nthambi akufa. Ambiri Amalalikira njoka mu analamula ndi kusanache. chakudya chake chachikulu ndi zambiri abuluzi ndi njoka laling'ono monga canines zazing'ono chabe sangathe kuluma kudzera pakhungu la munthu ayi zikuluzikulu. Nthawi zina iye wakudya achule ndi makoswe ang'ono.

Akuukira njoka matanthwe, mphezi mkokomo patsogolo ndi pakamwa potsegula. Mu kuluma munthu amatha kubaya thupi la wovulalayo ku sikisi khumi milligram njoka, pamene mlingo wa mamiligalamu 6.4 wa poizoni ndi tizilombo anthu. Komabe, anthu njoka akadali uyo yosowa kwambiri. Childs, izi zimachitika kudzera mu wamba kapena pamene amakopeka ndi mitundu wokongola, kusokoneza njoka kapena kuyesera kuti amugwire iye. Pamalo a kuluma zambiri sichikhala uka edema, ndipo nthawizina pali ululu. Komabe, popanda thandizo kuchipatala analumidwa ndi adder munthu akhoza kufa pasanathe tsiku. Pa anthu omwewo amene anapulumuka anali muyaya kukhala mavuto aakulu ndi impsozo, kotero njoka ndi bwino kuti asakhudze izo, ndi nyumba inalibe.

kubalana

Ukwati zapakati pa njoka matanthwe amapezeka kawiri pa chaka, kumapeto kasupe-oyambirira chilimwe ndi chilimwe ndi autumn oyambirira. Amuna, mtundu uwu wa njoka m'malo osauka bwino, ndiponso zazikazi iwo chimakuvutani. Komanso, iwo ali ankakwiya. Nthawi zambiri, m'malo mwambo mating, imene mwamuna matanthwe mamba stroking mphuno wamkazi pa nsana, pali duel weniweni pakati pa njoka za amuna ndi akazi osiyana.

Kawirikawiri May ndi June, akazi kuikira mazira (anayi zisanu ndi zitatu) mu dzenje anakumba pansi. M'litali lililonse dzira kungakhale kwa masentimita anayi. Mu August kapena September amabadwa njoka yaing'ono. Ali ndi mtundu womwewo monga akulu, ndipo atachoka chisa, nthawi yomweyo anayamba ndi ufulu.

mfundo zosangalatsa

Kungowerenga chowalepheretsa Mwachitsanzo - mwala, njoka matanthwe ndi zambiri mantha, kubisala mutu wake pansi thupi chabe. Choncho ipitirirabe uku, ndi gawo kumbuyo kwa thupi kukweza vertically, kutembenuzira mchira mphete.

Miyala njoka - yekha chiri njoka North America kuikira mazira. zina zonse kubereka moyo wamng'ono.

Kudya ena mitundu ya njoka, njoka zina si mantha kuti apindule ndi achibale. Mu nyengo mating wachivundi nkhondowo matanthwe njoka angayambe yomweyo pambuyo mating.

Ndiyamika mtundu yowala njoka izi nthawi zina amatchedwanso "Harlequin", kapena "lollipop". Ndi anthu am'deralo m'madera ena a malo a chokwawa wotchedwa kuti "miniti nyoka." Miyala njoka amapha nyama alumidwa iwo kwa miniti (tikulankhula za nyama zing'onozing'ono).