Njoka kudya, mmene moyo ndi kufa chifukwa kuti

The zosiyanasiyana njoka natricinae n'kodabwitsa! Zili kulikonse. Dziko limeneli ndi kukumba, mitengo ndi madzi, usana ndi usiku, osati poizoni kwambiri, komanso mitundu oviparous ndi viviparous. Ziri ngati lalikulu (mpaka 4 mamita m'litali), ndi yaing'ono (15 masentimita) a njoka. Ine ndikudabwa chomwe njoka kudya ndi zosiyanasiyana zimenezi mitundu?

natricinae menyu

Kwambiri ambiri a iwo "amakhazikika" pa chakudya makamaka. Mwachitsanzo, njoka dzira (oviphages) kudya mazira a mbalame, Pomeza lonselo. Pa mipira kugunda mu mmero natricinae njoka akuyamba maondo zikuchepa, amene amalola ake vertebrae-spikes udzaphwanya eggshells. madzi onse ali dzira mu mimba, ndi chipolopolo akhala wa njoka regurgitate kudzera pakamwa. The chakudya pa njoka, monga nsomba kudya, mwina safuna kufotokoza. Pali anthu amene regale achule okha kapena chabe , nyongolotsi.

Kodi njoka kudya, zilibe bwanji luso lawo chakupha. Mfundo ndi, kuti palokha kwenikweni ndi otetezeka mwamtheradi, ndipo amaona sanali njoka zapoizoni natricinae. Komabe, monga iwo amati, kuchotserapo kutsimikizira ulamuliro. Pali mitundu ina kuti kuluma anthu akhoza chakupha. Koma ambiri a njoka natricinae kubala njoka, kapena alibe anayamba mano, kapena chinachake chofanana kwa dzino inali kumbuyo kwa nsagwada, umene kumalepheretsa oyamba a poizoni m'thupi la munthu.

Kodi ndi mmene moyo njoka

pafupifupi 30 mitundu moyo m'dziko lathu. Awa, ambiri - ndi, ndithudi, udzu njoka. njoka ili imafalira osati Russia, komanso ambiri a ku Ulaya, Africa North ndi Asia. Iye amasankha malo lonyowa: nyanja mchere, m'madambo busa, ndipo nthawi zina mapiri ndi steppe lotseguka. njoka wamba yogwira masana usiku, iwo kubisala mu m'misasa. kusaka pa njoka izi - m'mawa ndi madzulo. Yaikazi ndi yaimuna kumapeto April - May, ndipo mu July mkazi wadziunjikira mazira 30. Zmeenyshi, kumene aswa, kale kutalika 15 masentimita, ndipo nthawi yomweyo anayamba ndi ufulu. Takhala anauza zimene kudya osiyanasiyana a njoka. Mwala ndi udzu njoka kudya sing'anga-kakulidwe achule, abuluzi, mbalame yaing'ono ndi anapiye awo, komanso nyama zing'onozing'ono (mbewa, voles).

m'bale wake - madzi njoka - imapezeka kum'mwera kwa dziko lathu, chifukwa ndi kutentha wachikondi kwambiri. Ake akunja Mosiyana wamba njoka - ribbed mamba ndipo palibe mawanga chikasu pa m'mbali mwa mutu. njoka ili ndi zofiirira, Kamaoneka kapena imvi ndi mawanga atabalalika kumbuyo ndi mbali. Madzi njoka maso ndi mphuno imatsogoleredwa oposa. Monga dzina lake likunenera, njoka amenewa akupezeka matupi a madzi madzi, onse atsopano ndi mchere. Iwo ali osiyana kwambiri. Iwo kudyetsa makamaka pa sing'anga-kakulidwe nsomba zosiyanasiyana.

Man - mdani yaikulu ya njoka. A zambiri njoka izi akuphedwa iyo kuchokera mmanja anthu. Ichi ndi chifukwa sitikudziwa momwe kusiyanitsa njoka (mwachitsanzo, mamba) kuchokera otetezedwa, monga kwambiri, kotero kuti mwina zinthu - kupha oimira wosalakwa. Kumbukirani kuti njoka m'nyumba - si koopsa. Bright lalanje mawanga kumbuyo kwa mutu, komanso mapanelo mwachilungamo lalikulu ndi thupi wachisomo ndi ndinasintha osiyana chachikulu njoka mphiri. Pa mutu wa mamba alibe mawanga oterewa, ndipo ali ndi mamba ang'onoang'ono.