Malam Butterfly mai hatsari. Dalilai da sauransu

Yanayin yanayi yana da kyau sosai cewa yana ba da ra'ayoyi masu ban mamaki tare da kyawawan dabbobi waɗanda dole ne a kula da su, irin su Sarki Butterfly mai hatsarin gaske, wanda ke daukar muhimmin aiki wajen samar da amfanin gona da tsiro masu tsiro. Bugu da ƙari, girmansa ya sa ya zama ɗaya daga cikin nau'in malam buɗe ido mafi kyau a duniya.

malam buɗe ido mai hatsari

Me yasa malam buɗe ido ke cikin haɗarin bacewa?

Ko ta yaya, a baya-bayan nan, an yi yuwuwa a ga raguwar yawan al’umma iri-iri iri-iri, wanda ya sa suka shiga cikin bala’in halittu marasa kashin baya cikin hadarin bacewa.

Manufar wannan labarin shine a fayyace idan akwai bacewar sarautar malam buɗe ido ko a'a, duk da yiwuwar ƙididdiga da aka sabunta don kare nau'in. Raka tare da yawon shakatawa!

Halayen malam malam buɗe ido

Daga cikin halayen malam buɗe ido sarki Shi ne cewa, shi ne karamin arthropod na tsawon 9 zuwa 11 centimeters. An kwatanta shi da samun fikafikan lemu masu haske waɗanda ke haɗe da layukan duhu da farar fata, yana mai da shi misali mai sauƙin gani.

Wannan nau'in yana ba da takamaiman bambanci a cikin ilimin halittarsa, inda namiji ya fi mace girma, duk da cewa jijiyoyin fuka-fuki sun fi na sauran kyau. Matan suna da launuka masu duhu a jikinsu.

Kulawa da abinci mai gina jiki na wannan nau'in ba ya canzawa, ya ƙunshi nectar na furanni, wanda aka gane musamman daga madara, banner na Mutanen Espanya, furen jini ko ganyen Maryamu -Asclepias curassavica, musamman a cikin su inda ake ciyar da su.

Duk da samar mata da abubuwan da take buƙata, wannan furen tana baiwa malam buɗe ido damar kwace gubar da take da shi domin yin amfani da ita azaman hanyar kariya daga mafarauta.

malam buɗe ido mai hatsari

A ina ne malam buɗe ido yake zama?

Ana samun shi a yankuna da yawa na Kudancin Amurka da sassan Turai, inda yake son zama a cikin Canary Islands da Portugal. Ga malam buɗe ido, mafi kyawun yanki shine yankin da yanayin zafi da kwanciyar hankali ya mamaye, saboda ba zai iya jure sanyi ba.

Matsayin ninkawa yana faruwa a duk lokacin bazara kuma yana faruwa a matakai biyu: ɗaya na ƙasa da ɗayan iska. Matsayin iska yana faruwa ne a lokacin da namiji ya nemi mace a tsakiyar jirginsa, idan ya gano ta, ya riƙe ta a matsayin alamar cewa ya zaɓe ta a matsayin abokin tarayya.

A lokacin mataki na gaba, namiji yana musayar kayan gado da mace, yana ƙare matakin haihuwa. Sa'an nan kuma mace za ta sami damar adana ƙwai ta hanyar sanya su a kan tsire-tsire masu tsire-tsire, inda sababbin kwari za su kasance na tsawon kwanaki hudu a cikin kwakwa.

A halin yanzu, shin malam buɗe ido yana cikin ƙananan nau'ikan haɗari? Bi yawon shakatawa kuma ku koyi kowane dalla-dalla na wannan kyakkyawan kasada da ke mu'amala da ita bacewar sarautar malam buɗe ido.

Malamin malam buɗe ido a cikin haɗarin bacewa- kiyayewa

Daga cikin kwari da ke cikin haɗarin bacewa, ya kamata a lura cewa akwai ƙungiyoyi masu ban sha'awa waɗanda ke da alhakin kiyaye yanayi kuma sun tabbatar da cewa malam buɗe ido yana daga cikin. kwari masu hatsari.

malam buɗe ido mai hatsari

An samu raguwar yawan jama'a da kashi 25% a cikin shekaru goma da suka gabata, kuma ana kiyasin cewa a halin yanzu dole ne a sami balagagge mutane kusan 10,000 da suka warwatse a cikin kewayon kilomita 20,000.

Duk da haka, wannan ba yana nufin cewa ya kamata a yi watsi da matsayin waɗannan malam buɗe ido ba, tun da akwai haɗari daban-daban da za su iya haifar da raguwa na musamman a cikin kauri na yawan jama'arsu.

Don haka, duk da cewa ba a ganin malamar malam buɗe ido tana cikin haɗari a lokacin, idan ba a ɗauki matakin gaggawa ba, raguwar al'ummarta na iya haifar da damuwa sosai.

Me Yasa Sarauta Butterflies ke Bacewa

A cewar wani sa ido na shekara-shekara, a wannan lokacin hunturu adadin mutanen da ke gabar tekun yammacin California ya ragu da kashi 87 cikin dari idan aka kwatanta da shekarar da ta gabata.

Hakazalika, tare da sauye-sauyen da suka faru a cikin yanayi, yana kuma sakin ɓarna na irin wannan kwaro wanda ke daidaita motsinsa da bazara da furanni na furanni.

malam buɗe ido mai hatsari

Gabaɗaya, an kiyasta cewa waɗannan malam buɗe ido suna yin tafiya fiye da kilomita 6,000 kowace shekara. Hukumar da ke da alhakin kare muhalli da albarkatun da ke cikin su sun yi rajistar malam buɗe ido a matsayin ainihin cikin haɗari. Yi tunanin dalilin da yasa malam buɗe ido ke cikin haɗarin bacewa:

Bambance-bambancen yanayi

Fadadawa da rage yanayin zafi wani haɗari ne mai ban tsoro ga waɗannan kwari, tunda waɗannan bambance-bambancen suna nuna gyare-gyare mai tsanani a cikin sassa daban-daban na yanayi.

Yayin da daidaiton yankunan ke tasiri, jinsunan da ke rayuwa a cikinsu suna da matukar tasiri. Bambance-bambancen zafin jiki ne ke da alhakin daidaita canje-canjen wucin gadi na malam buɗe ido.

Wani abu da yake saboda sauyin yanayin yanayi wanda hakan ke kawowa. A cikin lokacin 2013 ne aka rubuta butterflies na sarauta tare da mafi ƙarancin lokacin sanyi a Mexico a cikin shekaru ashirin.

A halin yanzu, akwai kusan malam buɗe ido miliyan 35 waɗanda suka mallaki kusan hekta 1.7, ba da yawa sun bambanta da hekta 45 da suka yi a cikin shekarar 1996.

malam buɗe ido mai hatsari

Wannan ya haifar da fara motsi na malam buɗe ido zuwa yanayi mai sanyaya, wani lokaci kafin tsire-tsire masu tsire-tsire, a matsayin abinci mai mahimmanci ga caterpillars, ya toho.

Asarar yanayin yanayi

A lokacin hunturu, ana iya ganin cewa iyakokin Arewacin Amurka suna ba da dazuzzuka na montane waɗanda ke tashi daga tsakiyar Mexico zuwa bakin tekun California.

Duk da haka, waɗannan dazuzzuka suna rayuwa suna fuskantar matsin lamba saboda yawan ziyartar 'yan yawon bude ido, sare-tsare na katako da wasu ayyukan noma ta hanyoyin sadarwa na kusa.

Dangane da Arewacin Amurka, wuraren zama da sarakuna ke hayayyafa da kuma ciyar da su ya shafi rashin amfani da ciyawa a gonakin amfanin gona.

Waɗannan suna lalata sararin rayuwa na yau da kullun kuma suna kashe babban abinci ga caterpillars na wannan nau'in: milkweed. Ya zuwa 1999, kusan kashi 98% na tsire-tsire na milkweed an kawar da su daga ciyayi na yamma.

malam buɗe ido mai hatsari

A California, malam buɗe ido suna zaune a yankuna da aka rufe da bishiyoyin eucalyptus, musamman dangin Eucalyptus globulus, waɗanda ke raguwa ta hanyar wuce gona da iri.

Barazana Malaman Sarki

Mun dai lura cewa malam buɗe ido ba ya kan bayanan kwari da ke cikin haɗari, a kowane hali, yawanta yana raguwa. Waɗannan su ne hatsarori da za su iya sanya malam buɗe ido a cikin mafi ƙarancin yanayi:

Gandun daji

Wani hadarin da wadannan malam buɗe ido ke fuskanta shi ne na kone-kone da saren dazuzzukan da wuraren tsaunuka, wanda hakan ke nuni da saurin bacewar malam buɗe ido.

Wadannan ayyukan sun kawar da yawancin wuraren zama, suna rage damar samun abinci da kuma iyakance yankunan da suka dace inda za su iya gina tsarin rayuwarsu akai-akai.

Yawan amfani da takin zamani

Ɗaya daga cikin muhimman abubuwan da ke jefa malam buɗe ido cikin haɗarin bacewa shine yawan amfani da takin zamani da magungunan kashe qwari, tun da wannan yana lalata furanni ko canza halittar shuke-shuken daji.

Za a iya lura cewa daya daga cikin tsiron da abin ya shafa shi ne ciyawar nono, wacce ita ce shukar da ta kasance mai matukar muhimmanci a rayuwar wadannan kwari domin a nan ne take samun kanta.

 Malamin malam buɗe ido a cikin haɗarin bacewa-kariya 

Don kare wannan kyakkyawan nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i) wanda ba a manta da su ba:

Ka yi kokarin kada a yi amfani da herbicides, domin sun hana ci gaban weeds da milkweed, ta haka ne shafi abin kwaikwaya wanzuwar butterflies.

Ma'amala akai-akai tare da canje-canjen da ke faruwa tare da zafin jiki yana ɗaya daga cikin hatsarori masu ban mamaki waɗanda suka kawo adadin adadin dabbobi zuwa gaɓar lalacewa, haka kuma. giwa mai hatsari.

Dasa Milkweed: Hanya ɗaya don taimakawa hana malam buɗe ido daga zama cikin haɗari shine shuka milkweed, wanda ke ƙara ƙasa da juriyar butterflies.

Yaƙi da kuma tasiri mai tasiri a cikin ƙungiyoyi da abubuwan da ke da alhakin ceton ƙasa shine hanyoyin da za su taimaka kuma matakan da za a iya amfani da su don taimakawa halittun da ke da alhakin bacewa.


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