Kufotokozera ndi mawonekedwe a rattlesnake
Ruttlesnake amapezeka ku North America. Nthawi zambiri amakhala m'mabowo, amatha kukhala pakati pamiyala. Njoka yamtunduwu ndi ya banja lamanjoka ndi banja lanjoka.
Mukayang'anitsitsa, zimawonekeratu chifukwa chake mitundu ngati rattlesnake, chithunzi adzakuwuzani okha - mudzawona zipsinjo zingapo pakati pa mphuno ndi maso.
Amathandizira njoka kupeza nyama yawo chifukwa pali ma thermoreceptor omwe amasanthula kutentha kozungulira. Amatenga msanga kutentha kwakanthawi ngati wovutikayo awonekera pafupi.
Zili ngati kuwonanso kwachiwiri, komwe kumakuthandizani kuti mupeze ndikumenya wovutayo mwachangu. Njoka yamphongo chakupha... Ali ndi mano angapo oblong, omwe poizoni amatuluka akamaluma.
Nchifukwa chiyani njokayo ndi njoka? Dzinali limachokera ku mitundu ingapo yomwe ili ndi "phokoso" kumchira kwawo. Zimakhala ndi mamba yosuntha yomwe imamveka mchira uku ukugwedezeka.
Malo okhala Rattlesnake
Njoka izi zimazolowera mosavuta komanso msanga kulikonse. Pali mitundu yomwe imakhala m'nkhalango, ina m'zipululu, ina m'madzi kapena mumitengo. Rattlesnakes sakonda kuwala kwadzuwa, chifukwa chake amayesetsa kukhala moyo wosangalatsa usiku.
Masana, nthawi zambiri amabisala m'mabowo kapena pansi pa miyala, koma usiku amakhala ndi nthawi yosaka. Monga lamulo, makoswe ang'onoang'ono ndi mbalame zimayamba kuzunzidwa. Komanso, malinga ndi kafukufuku, njoka zamoto akuwongolera pafupipafupi maluso awo akusaka.
Ndiye kuti, akukula, akupita patsogolo. Amatha kubwerera kumalo omwewo obisalako kwazaka zambiri kusaka. M'nyengo yozizira, njoka zimabisala, ndipo nthawi zambiri zimasonkhana pamodzi kuti zifunditsane.
Kuopsa kwa kuluma kwa njoka
Ndani sanayang'ane kanema "Rattlesnakes"! Anali ndi iye pomwe mantha amantha a njoka zam'madzi adayamba. Kulimbana ndi njoka zamchere adayamba kuwopseza anthu. Izi zili choncho kuluma kwa njoka ali ndi poyizoni, ndipo seramu mwina sangakhalepo. Ngati timalankhula za kuopsa kwa kuluma kwa munthu, ndiye kuti zimatengera zinthu zambiri.
Thandizo loyenerera la madotolo ndi seramu, lomwe limapangidwa chifukwa cha poyizoni, amafunikiradi. Amakhulupirira kuti kuluma kwambiri kumutu, kumakhala koopsa kwambiri. Malo olumirako sayenera kuthandizidwa ndi mowa, chifukwa amangopititsa patsogolo poyizoni. Mwambiri, ndibwino kuti musagwiritse ntchito chilichonse pachilondacho, muyenera kudikirira kuti muthandizidwe. Chilichonse chimadalira malo olumirako, kuchuluka kwa poyizoni, kuthamanga kwa chithandizo chamankhwala.
Komabe, ziyenera kunenedwa kuti ndimagwiritsa ntchito poizoni wa njoka pang'ono pang'ono ngati mankhwala. Mwachitsanzo, mu matenda monga khate, pakafunika kutaya magazi kwambiri. Ngakhale kuti njoka zimakhala ndi poizoni, nthawi zambiri zimakodwa ndi nyama zina.
Nyama ndi mbalame zambiri sizitha kutenga poizoni, mwachitsanzo, nkhumba, ma weasel, ferrets, miimba, nkhanga, akhwangwala. Ndipo munthu, ndi ntchito zake, amachepetsa njoka zam'madzi, chifukwa m'maiko ambiri amadyedwa, ndipo matumba, zikwama zandalama, nsapato ndizopangidwa ndi zikopa.
Kutalika kwa moyo ndi kuberekanso kwa njoka
Nthawi yokhala ndi moyo wa njoka nthawi zambiri imakhala zaka 10-12. Komabe, anthu ena amatha kukhala ndi moyo wautali. Kumalo osungira njoka, komwe amapezako poyizoni, njoka zimakhala zochepa kwambiri, ndipo zifukwa sizikudziwika, koma kumalo osungira nyama, mosamala, chiyembekezo cha moyo chimafanana ndi kuthengo.
M'malo mwake, akukhulupirira kuti njoka ikakhala yaying'ono, ikakhala kwambiri, makamaka kukula kwa anthu kumakhala pakati pa masentimita makumi asanu ndi atatu mpaka mita imodzi. Zowona, pali njoka zomwe zimafikira mita imodzi ndi theka.
Rattlesnakes ndi viviparous, ana amaswa mazira nthawi yomweyo, monga mayi adawaikira. Ndipo chosangalatsa ndichakuti, njoka zazing'ono zidabadwa kale ndikumva phokoso kumchira kwawo. Amakopa omwe akukhudzidwa nawo, komabe, poyamba sichinali chachikulu mpaka pano.
Ndi molt iliyonse, kukula kwa phokoso kudzawonjezeka, komabe, sikeloyo sitha kudziwa zaka za munthuyo, chifukwa adatayika, ndipo kuchuluka kwa molts mu njoka ndikosiyana.
Mfundo zosangalatsa za njoka
Njoka izi sizitsutsana. Samenya munthu woyambayo, nthawi zambiri amangodzitchinjiriza. Komabe, pafupifupi anthu zana limodzi amafa chifukwa cholumidwa ndi nyamazi chaka chilichonse. Anthu amatenthedwa kwambiri ndipo amafa kale pamadigiri +45. Mano a mphalapala ndi akuthwa kwambiri, amatha kuboola nsapato zachikopa mosavuta.
Asayansi awona kuti njoka ikafa, imayamba kuchita modabwitsa kwambiri. Amathamangira aliyense, amayesa kuluma chilichonse chomwe chingafike panjira, ngakhale thupi lake lonse. Zikuganiziridwa kuti njokayo ikuyesera kudzipha, koma izi sizinatsimikizidwe, mwina ikuyesera kudzichiritsa yokha mothandizidwa ndi poyizoni wake.
Rattlesnake ndizodabwitsa. Ndizosangalatsa kuwayang'ana. Masiku ano, makanema osiyanasiyana komanso mndandanda wama pulogalamu awomberedwa za nyama zodabwitsa izi. Kuti muwone kanema wosangalatsa, wophunzitsa, ndikwanira kuyendetsa m'mawu ofunikira mu bar yosaka: "Mavidiyo a Rattlesnakeยป.
Mwa njira zomwe mungasankhe, aliyense atha kudzipezera okha kanema wophunzitsa za rattlesnakes. Pano mungapeze njoka izi m'malo osungira nyama okha, omwe mosakayikira amasangalatsa. Ndizabwino kuti nyama zobisalira izi sizimapezeka m'dera lathu, ndipo mutha kuzisilira ku malo osungira nyama, kapena powonera kanema pa TV.
