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Mwanayo adabadwa mosiyana ndi makolo ake - mmalo mwa mikwingwirima yachilendo pamthupi lake lakuda, mumatha kuwona ochepa madontho oyera - alipo ochulukirapo pamiyendo ndipo pafupifupi palibe pafupi ndi kumbuyo. Gululi lidazindikiridwa ndi ojambula awiri - Rakhul Sachdev ndi Anthony Tira, omwe, kuphatikiza kujambula, amagwiranso ntchito ngati kalozera posungira.
M'mbuyomu, anyani amtunduwu nthawi zina amawonedwa, komabe, kuthengo, mwayi wawo wopulumuka ndizochepa kwambiri - nthawi zambiri mbidzi zotere sizikhala mpaka miyezi isanu ndi umodzi. Zodalirika, chifukwa chomwe izi zimachitikira, asayansi sakudziwa, koma amati izi ndi chifukwa cha zinthu zingapo. Amakhulupirira kuti mikwingwirima imathandizira mbidzi kudzipatula ku mahatchi ndi ntchentche zam'mimba, zomwe zimayankha polinganiza kuwala, komwe kumasiyana ndikawoneka mikwingwirima ya mitundu yosiyanasiyana. M'mayiko aku Africa, izi ndizofunikira kwambiri, chifukwa sizongoluma zokha zokha zomwe zili zowopsa, komanso ma virus angapo omwe tizilombo tomwe timatha kunyamula.
Amakhulupiriranso kuti utoto wamtoto wa mbidzi umawathandiza kupewa kukumana ndi nyama zomwe zimadya nyama, chifukwa ndizovuta kudziwa bwinobwino momwe thupi la nyama limapangidwira. Komabe, foal uyu sanabadwire kuthengo, koma kumalo osungirako zachilengedwe a Masai Mara, zomwe zikutanthauza kuti mwayi wopulumuka ukhoza kukhala wapamwamba.
Mikwingwirima ya zebra iliyonse imapangika modabwitsa, chifukwa chake ndizosatheka kukumana ndi mbidzi ziwiri zofanana kwambiri. Nthawi zambiri gulu la mbidzi limakhala lokhulupirika kwambiri kwa anthu omwe ndi osiyana ndi iwo, ndiye kuti, ali ndi vuto lotchedwa albino kapena melanism, ndikulilandira chimodzimodzi. Chifukwa chake, pali mwayi woti mwana uyu akhale ndi moyo.
Zosungira zimathandiza kusunga osati mitundu yachilendo ya nyama, komanso zomera. Chitsanzo chimodzi cha malo oterewa ndi chisumbu cha Socotra. Pazomwe mungawone zodabwitsa za malowa, werengani ndikuwona m'nkhani yathu "Island-Reserve".
Kodi mumakonda nkhaniyo? Kenako tithandizireni kanikiza:
Magazini ya wojambula wam'madzi wapansi pamadzi komanso wapaulendo wofunitsitsa
Zebras ku Africa ndi ambiri. Ndipo onse amakonda kujambulidwa! Ndipo payekhapayekha, komanso chifukwa chokonda mabanja, ndipo ngakhale chithunzi cha banja nthawi zina chinkawerengedwa.
Nanga mbidzi ndi yotani?
M'malo mwake, mbidzi imakhala yamizere yoyera komanso yoyera, osati mosemphanitsa. Popeza magulu akuda amayamba chifukwa cha majini akusankha mtundu (kukhalapo kwa pigment), chifukwa chake, wakuda ndiye pigment wamkulu, ndipo magulu oyera sakhalapo.
Pali mitundu itatu ya mbidzi: chipululu, savannah, phiri. Nthawi zonse tinali kuchita ndi mbidzi za savannah. Itha kusiyanitsidwa ndi mikwingwirima yotalikirapo komanso kupezeka kwa mikwingwirima ya mthunzi.
Pazithunzi zonse, ndidzalankhula mwachidule za mitundu ina ya mbidzi zomwe sitinaziwone.
Mountain Zebra. Ali ndi mikwingwirima yakuda komanso malo oyera oyera. Ndipo, monga mukuwonera, palibe mipiringidzo yamithunzi.
Chipululu Zebra. Mikwingwirima itali itayandikana. Ndipo ilinso ndi chingwe chakuda kwambiri chomwe chimatambasulira msana.
Ndikofunikira kunena za Zebra Quagga, yomwe, mwatsoka, idawonongedwa kwathunthu mu 1878. Amawoneka chonchi:
Koma tisamalankhule za zinthu zachisoni ndikubwerera ku mbidzi zathu zophimbira. Tidakumana nawo osati m'mapaki amtundu, koma nthawi zina pamsewu wokha. Zebras nthawi zonse amapezeka m'magulu akulu. Ndipo nthawi zambiri awiriawiri. Pezani mwana))
Kamodzi ku Etosha National Park (Namibia) tinakumana ndi mbidzi ya albino:
Ndipo munthu uyu anali kuyenda ndikumamvetsera nyimbo pamakutu:
Mbidzi amamwa mkaka wa amayi:
Ndipo izi tikuwoloka panjira. Poyamba osazindikiridwa ndi a mbidzi omwazika:
Achichepere (mwachionekere pamwamba pathu):
Zabwino-komabe-zebras-zebras-zebras:
Kwa masiku ambiri ojambula tili ndi nkhawa ndi mbidzi zafuna kutilemekeza! Pambuyo pake, palibe zithunzi zomwe zidatengedwa kale.
CHITSITSO: Komabe, tinakumana ndi mbidzi zam'mapiri kamodzi. Pezani chithunzi:
Chifukwa chiyani timafunikira magoli?
Malinga ndi ofufuza, mikwingwirima ya zebra yomwe imapezeka chifukwa cha chisinthiko. Adasanduka chida chothandiza polimbana ndi adani. Zimakhala zovuta kwa nyama yokhala ndi masomphenya akuda ndi oyera, mwachitsanzo, mikango, kutulutsa zebra imodzi kuchokera pagulu ndi kuukira. Kuphatikiza apo, utoto wamitundu ndi njira yabwino yothanirana ndi ntchentche ndi mahatchi: kuwala kuchokera m'mitundu yosiyanasiyana kumawonetsedwa ndikuwabwezeretsa m'njira zosiyanasiyana, komwe kumayambitsa matenda oopsa.
Chaka chonse
Mimba ya mbidzi yachikazi imatenga masiku 370. Mwana wakhanda amene amabadwa kwakanthawi amasungidwa ndi mayi kuti azisiyanitsa ndi khola. Malinga ndi asayansi, izi zimachitika kuti mbidzi yaying'ono ikumbukire bwino fungo la mayiwo ndipo kenako isasowa pakati pa abale.
Ntchito ya Quagga
Kalelo m'zaka za zana la 19, pakufalikira kwa Africa, munthu akhoza kukumana ndi zebra ya quagga, yomwe idawonongedwa ndi munthu. Adasiyanitsidwa ndikuti mikwingwirima yake idagawidwa kutsogolo kwa thupi lake. Masiku ano, akatswiri a majini akuyesa kudzutsa mbidzi zomwe zimagwiritsa ntchito tizinthu tozungulira tating'ono ta DNA. Kupambana kwina kwachitika kale, ndipo nyama zingapo zapezeka, zotchedwa Quaggi Rau.
Mbidzi "Quaggie Rau"
Wakuda ndi mikwaso yoyera?
Zebras, ngati abulu, ndi amtundu wa kavalo (mtundu wa Equus) wa banja lachivalo. Pakati pawo, mitundu itatu ya mbidzi kudya msipu wam'mawa ndi kum'mwera kwa Africa ndi nyama zokhazokha zomwe zili ndi mikwaso yoyera, yopanda ubweya pakhungu lakuda.
Kutengera kwa magulu ndi kutalika kwake kumadalira mitundu ndi malo okhala. Nthawi zambiri timayesetsa kumvetsetsa tanthauzo la mikwingwirima ya zebra potengera mtundu uwu ndi zovuta zomwe mbidzi zimakumana nazo kuthengo.
Zomwe zimayambira ndi momwe amagwirira ntchito akadali nkhani zotsutsana za sayansi. Koma kafukufuku waposachedwa wayang'ana kwambiri pazifukwa zitatu zokha: kuteteza tizirombo, kutakasuka, komanso kuteteza zilombo.
Tizilombo timene timaluma ndipo timamwa magazi ndi vuto lalikulu kwa nyama ku Africa. Kuphatikiza apo, mahatchi ndi ntchentche zomwe zimakhala ndi matenda monga kugona tulo (lethargic encephalitis), mliri wamahatchi aku Africa, ndi chimfine choopsa chofanana ndi chimfine.
Chovala chofupika komanso chaifupi chotetezera sichiteteza bwino kuluma kwa tizilombo. Koma nazi zomwe nzodabwitsa: tsetse akuwunikira osapeza magazi a zebra m'matupi awo.
Kwa pafupifupi zaka zana limodzi, umboni wapakamwa ndi kuyesera kwa mitundu yopanda zinthu zawonetsa mobwerezabwereza: ntchentche, monga lamulo, sizingokhala pamizere.
Umboni wotsimikizika wa izi udapezeka mchaka cha 2014 mu kafukufuku yemwe Karo ndi mnzake adachita. Anasonkhanitsa deta ya nyengo, kukhalapo kwa mikango ndi kukula kwa gulu la mbidzi ndipo anayerekezera izi ndi gulu la mbidzi zomwe zimakhala mdera linalake.
Malinga ndi Caro, gulu la bandewu linkadziwika komwe kunali gulu lalikulu la kavalo.
Caro akuti: "Phunziroli lidawonetsa kuti tili ndi zofunika kwambiri. "Ndipo tili m'njira, sitinapeze umboni wazokambirana zina."
Kafukufuku wa Horse Studios, komwe adachita koyambirira kwa chaka cha 2019, adawunikira zatsopano za Caro ndi anzawo.
Anaonanso mahatchi owoneka ngati akavalo ndi mbidzi. Akavalo ena anali atavala bulangeti lakuda, loyera komanso lamamba. Pa mbidzi ndi mahatchi ovala zovala, ntchentche zamahatchi zochepa zimakhala.
Tizilombo timayesa kukhala pamtunda, koma sanathetsetsetse kaye asanatenge - anangogwera pansi ndikugundika.
Caro akuti: "Zinkawoneka ngati sakudziwa mtunda ngati ikubwera," akutero Caro.
Malinga ndi iye, iye ndi anzako akugwirira ntchito makanema ambiri osasindikizidwa, pomwe amadziwika momwe tizilombo timayang'ana padziko lapansi. Asayansi akuyesera kuti amvetsetse momwe timizeremizere timakhudzira mtundu wa kubzala kwa tizilombo.
Pakadali pano, ku yunivesite ya Princeton, wasayansi ya kusintha kwa zinthu zamoyo Daniel Rubenstein ndi anzawo akufufuza zenizeni zomwe tizilombo tikuwona.
Njira yozizira
Komabe, ofufuza ena a zebra, kuphatikiza waku Britain Alison Cobb ndi Stephen Cobb, sakhutira ndikufotokozeraku. Amakhulupirira kuti mikwingwirima imafunidwa ndi mbidzi makamaka kuti ipangidwe.
Ngakhale Alison Cobb amakonda chidwi chakufufuza kwa Caro, amakhulupirira kuti kuluma komwe kuluma sikunathandize kwambiri kukula kwa mikwingwirima ya zebra.
“Mbidzi iliyonse imayenera kupewa kuthana ndi kutentha kwambiri, ndipo kuluma tizilomboto nthawi zina pachaka komanso m'malo ena, koma sikuwopseza ngati kutenthetsa,” akutero Cobb.
Lingaliro ndiloti mikwingwirima yakuda ya zebra imatenga kutentha m'mawa, imawotha nyamayo, ndipo mikwingwirizo yoyera imawalitsa bwino dzuwa ndikuthandizira mbidzi kuti zisatenthe kwambiri pamene zikudya msana.
Malingaliro ooneka ngati osavuta awa, komabe, samatsimikizira aliyense.
Karo ndi mnzake adangopeza zomwe zimafanana pakati pa zomwe mitundu ya mbidzi imachita komanso kutentha kwambiri.
Chaka chotsatira, kafukufuku woyeseza woyenda wa savannah zebras (wodziwika kwambiri kum'mawa ndi kumwera kwa Africa) adatsogolera a Brenda Larison aku University of California, Los Angeles kupanga: mawonekedwe owoneka bwino a mikwingwirima akuwoneka kuti ndiwodziwika bwino kwambiri wa mbidzi zomwe zimakhala m'malo otentha kapena madera okhala ndi dzuwa lowala.
Komabe, pomwe kuyesa sikunafotokoze kwathunthu izi. Kafukufuku wa 2018 adatsimikiza kuti madzi m'mipope yokutidwa ndi mikwingwirima samazizira kuposa omwe ali odula olimba.
Koma izi sizinatsimikizire Rubenstein. Amakhulupirira kuti poyesa pamenepo panali zitsanzo zochepa kwambiri komanso zambiri zotsutsana.
Malinga ndi a Rubenstein, iye ndi anzawo akuchita kafukufuku yemwe amatenga mabotolo ambiri amadzi, ndipo kuyesa kumeneku kukuwonetsa kuti mikwingwirima imathandizira kuziziritsa zomwe zinali m'matumba.
Izi sizinasindikizidwebe, koma akuti anzawo adayang'anitsitsa kutentha kwa nyamazo m'matanthwe osakanikirana ndipo anapeza kuti mu mbidzi zowutidwa matenthedwe kutentha anali ochepa madigiri angapo kuposa nyama zazingwe.
Komabe, migolo ndi mabotolo sizingafanane ndi kuzizira kwa mbidzi. Njira zamaphunziro zoterezi ndizosavuta kufotokozera tanthauzo la mikwingwirima ya zebra.
Monga mahatchi ndi anthu, mbidzi zimadzipesa thukuta. Kutuluka thukuta kumachotsa kutentha kwambiri, koma kutuluka kwamunthu kuyenera kuchitika mwachangu kuti thukuta lisadziunjike ndipo silipanga mtundu wa sauna ya nyama.
Chamoyo cha equine chimakhala ndi laterin (mapuloteni, gawo lama protein thukuta, lomwe lili ndi zinthu zachilendo zama hydrophobic: zomwe zimapangidwa ndi ma hydrophobic pamalo, zimapangitsa kuti zisamanyowe. - Zindikirani womasulira).
Mu Juni, Alison ndi Stephen Cobbs adalemba mu Journal of Natural History kuti m'miyezi yotentha, magulu amdima a thupi la zebra anali madigiri 12-16 Celsius apamwamba kuposa azungu.
Ma Cobbs amati kusiyanitsa kotentha koteroko kumatha kuyambitsa kuyenda pang'ono kwa mpweya.
Adapezanso kuti ubweya womwe umakhala m'miyala yakuda umadzuka m'mawa kwambiri masana komanso masana. Mwanjira imeneyi, limatentha m'mawa wozizira ndipo limathandizira thukuta kutuluka masana.
Kufuna kudziwa chilichonse
Ndili ndi funso limodzi losavuta kwa inu: mbidzi, kodi ndi yoyera m'mizere yakuda kapena yakuda mumizere yoyera? Ikuwoneka ngati funso losavuta, koma ndikuganiza idzasokoneza ena.
Tiyeni tivote tisanapeze yankho lolondola:
Chabwino, tsopano, sindikuvutitsa ndikuyembekezera ndikuwuzani momwe ziliri.
Anthu ambiri amakhulupirira kuti mbidzi ndi hatchi yoyera mumizere yakuda, chifukwa mbidzi zimakhala ndi mikanda yoyera. Komabe, kafukufuku wa mbidzi kumapeto kwa mazirawo akuwonetsa kuti mtundu wakumbuyo wa nyamayo ndi yakuda kwenikweni, ndiye chifukwa chake ndikolondola kwambiri kudziwa kuti zebra imakhala yakuda.
Popeza mikwingwirima yakuda imayamba chifukwa cha majini pakusankha mtundu (kukhalapo kwa pigment),, chake, mtundu wakuda ndiye pigment yayikulu, ndipo mikwingwirima yoyera ndikusowa kwake.
Chifukwa chiyani mzere wa zebra uli wosangalatsa?
Maonekedwe a mbidzi nthawi zonse kudzutsa mafunso ambiri. Asayansi aika patsogolo zambiri zatsatanetsatane pazifukwa zomwe nyamayi imafunira utoto wotere, koma nthawi iliyonse kunalibe umboni pazokhulupirira. Lero, zikuwoneka kuti, kutsutsana kwatha. Gulu la asayansi aku Britain lapeza tanthauzo lomveka la mikwingwirima yakuda ndi yoyera. Munkhani yomwe yasindikizidwa mu magazini ya asayansi yotchedwa Journal of Experimental Biology, ofufuza analemba kuti ndi mtundu uwu womwe umakopa kwambiri mahatchi.
Kuti atsimikizire zomwe amakhulupirira, asayansi adayesa mitundu itatu ya akavalo, imodzi imayalidwa yoyera, ina yakuda, yachitatu "pansi pa zebra". Mitundu yonse inkakhala yokutidwa ndi timadzi totsamira totsalira, kuti mahatchi omwe amakhala pamenepo amatha kuwerengedwa pambuyo pake. Ndiye "kavalo" wachitatu, nkhaniyo imatero, yomwe inakopa tizilombo tating'onoting'ono.
Asayansi ananena kuti mtundu wa zebra ndi chitetezo. Koma chifukwa cha kafukufuku wambiri, zimatsimikiziridwa kuti mtundu wakuda ndi woyera suwawopa konse adani. Chiphunzitso chakuti chifukwa cha mikwingwirima nyama imayamba kuoneka pang'ono pakati pa mithunzi ndi kuwala, kusinthana mu udzu wamtali, sikunalandire umboni, chifukwa mdani wamkulu wa mbidzi - mkango - umasaka pafupi kwambiri.
Panalinso mtundu wina womwe pakuyenda mothamanga, mbidzi zazing'ono zam'madzi zimalumikizana mumtsinje umodzi waukulu, ndipo izi zimalepheretsa nyama zomwe zimayang'anitsitsa munthu wina kuti zizimuyang'ana. Komabe, mchitidwewu ukusonyeza kuti mkango nthawi zambiri umachita bwino kusaka mbidzi, monga nyama zina.
Kuphatikiza apo, usiku pakubala kwa mwezi mbidzi imawonekera, ndipo mwayi wake wopulumuka ndi wocheperako kuposa wa anthu ena okhala muofesi ya ku Africa, popeza mikango ndiyosaka usiku.
Anatinso kuti mikwingwirima yakuda ndi yoyera ya zebra idapangidwa kuti ikope chidwi cha omwe si amuna kapena akazi anzanu. Koma lingaliro ili silinasunge madzi, popeza kuti mikwingwiroyi imakhala ndi amuna kapena akazi okhaokha.
Akatswiri ena a zinyama amakhulupirira kuti mtundu wakuda ndi woyera umapulumutsa mbidzi ku dzuwa lotentha la ku Africa. Koma, ngati izi zikadakhala zoona, ndiye kuti nyama zina za savannah zikadakhala ndi mitsempha yotere.
Mbidzi iliyonse imakhala ndi yake yapadera, ngati zala za anthu. Malinga ndi chojambulachi, mwana wa mbidzi amazindikira mayi ake. Nthawi yoyamba kubadwa kwa mwana wa chimbale, amachiphimba ndi thupi lake kuchokera kwa achibale, kotero kuti amakumbukira mtundu wake.
Mutha kudziwa komwe mbidzi zimakhalira ndi mtundu wamamba. Mbidzi zomwe zimakhala kumapeto a kumpoto zimakhala ndi mikwaso yakuda ndi yoyera. Mbidzi zomwe zimakhala kum'mwera kwa savannah zimakhala ndi mikwendo pa tsitsi lomwe limakhala lakuda koma osati lakuda ngati phula. Nthawi zina amakhala ngakhale mgoza. Mbidzi zina zomwe zimakhala pachidikha chakumwera, pa ubweya woyera pakati pa mizere yakuda, zilinso ndi mikwaso yotuwa. Pali mbidzi zomwe zingwe zakuda zimalumikizana. Chovala cha nyama izi chimawoneka chamawonekedwe.
Koma ndichiti china chodabwitsa chomwe mungakumbukire za mbidzi:
Kutalika kwa nthawi yayitali ya mbidzi ndi zaka 25, koma ali mu ukapolo amatha kukhala mpaka 35-40.
Pamene mbidzi zonse zili m'gulu zija zikupumula, "odzipereka" angapo amakhala chete, komwe akuchenjeza achibale onse za ngozi yomwe ili pafupi.
Zebras ali ndi banja lotukuka kwambiri. Anthu ena atha kupanga mgwirizano wamoyo. Ndipo ngakhale patakhala kuti pali ng'ombe chikwi chimodzi, koma zonse zimagawika m'mabanja ang'onoang'ono.
Tizilombo tating'onoting'ono timabadwa osati ndi mikwaso yakuda, monga akulu, koma ndi ofiira.
Mbidzi ndi nyama zoyera kwambiri mwachilengedwe, mumatha kuwona momwe zimatsukirana mbali, mapewa ndi kumbuyo.Pambuyo pobadwa, anyaniwa amayamba kuyenda ndikumwa mkaka wa amayi awo theka la ola. Ndipo mkaka womwe mbidzi umadyetsa ana ake sakhala woyera, koma wapinki.
Kutalika kwa mbidzi kumafikira mita ziwiri ndi theka, ndipo kutalika kwake ndi mita imodzi ndi theka. Mbidzi iliyonse imakhala ndi mitambo yolumikizira thupi lake, ndipo palibe mbidzi imapezekanso. M'malo mwake, mbidzi imakhala yamizere yoyera komanso yoyera, osati mosemphanitsa. Popeza mikwingwirima yakuda imayamba chifukwa cha majini pakusankha mtundu (kukhalapo kwa pigment), chifukwa chake wakuda ndiye pigment wamkulu, ndi mikwingwirima yoyera posakhalapo.
Kupaka utoto m'mitundu kumathandiza mbidzi kupulumuka ku ntchentche za tsetse. Tizilomboti timakumana ndi chilichonse chofunda, ngakhale galimoto. Ndipo tsetse limazindikira mbidzi za ntchentche zimangokhala kuthwanima kwa mikwingwirima yakuda ndi yoyera ndipo sizimawona ngati magetsi.
Mbidzi zam'mapiri zimakonda kulowa m'mafumbi ndipo zimakonda kuchita tsiku lililonse. A Zebras amatha kusiyanitsa abale awo mu gulu la mikwingwirima. Momwemonso, mwana wamphongo wamng'ono amawazindikira amayi ake. Anthu akale ayesa mobwerezabwereza kutulutsa mbidzi, koma sizinamuyendere bwino.
Zebras imatha kuthamanga mpaka ma kilomita 80 pa ola limodzi. Mbidzi ndizanyazi kwambiri, ngakhale kumalo osungira nyama ndikosavuta kuyandikira pafupi ndi awilo, chifukwa nyama zimathawa nthawi yomweyo.
Ndipo chidwi china chokhudza nyama zamtchire: zimapezeka kuti pali mbewa ya Saber-toothed ndi rataro ya Kangaroo. Ndipo pali funso lina kwa inu: Kodi ma hedgehogs amadya maapulo omwe ali ndi bowa? Ndipo mwina mukudziwa chifukwa chake chameleon chimasintha mtundu wake? Simukutsimikiza. Nawa amphaka ena odabwitsa okhala ndi mapiko ndi zomwe nkhono yayikulu padziko lapansi imawoneka.
Samabisala, amathawa
Ponena za lingaliro lina - kuti mikwingwirima imathandiza mbidzi kuziteteza kwa adani - ndiye Caro amakayikira.
Mu chithunzithunzi cha Zebra Stripes cha 2016, Caro imalemba maumboni ambiri omwe amatsutsa mfundo yoti mbidzi zimati zimagwiritsa ntchito mikwingwirima yawo kuwopseza anthu omwe amadyera kapena kuzisokoneza.
Zebras amatha nthawi yawo yambiri m'malo otetemera a savannah, pomwe mikwingwirima yawo imakhudza, ndipo nthawi yochepa kwambiri amakhala kuthengo, komwe mikwingwirizo imatha kusewera.
Kuphatikiza apo, nyama izi zimakonda kuthawa zilombo, osazibisalira. Ndipo mikango, mwachiwonekere, ilibe vuto kuti ilume nyama zamiyendo.
Rubenstein, komabe akugwirabe izi, podziwa kuti atatuwa, ndizovuta kwambiri kutsimikizira.
Akutsimikiza kuti m'maphunziro am'mbuyomu adayang'ana ngati zingwe zingasokeretse munthu, osati mkango.
"Tikakumana ndi vuto lililonse la mbidzi, sitikudziwa kuti latheka bwanji.” Iye ndi amzake pano akuphunzira momwe mikango imamenyera mikwingwirima komanso yopanda zingwe.
Monga mukuwonera, funso loti bwanji zebra lidayenda limakhala lovuta kwambiri, komanso loopsa - Stephen Cobb adalumidwa kale ndi dzanja, ndipo adagonekedwa kuchipatala kawiri.
Ngakhale kutsata komanso kulimbikira kwaphunziro kwaposachedwa, yankho silikhala lotsimikiza konse. Ndizotheka kuti zingwezi zasintha kuti zithetse mavuto angapo nthawi imodzi.
Zimatsimikiziridwa kuti amateteza nyama ku tizilombo. Ndizotheka kuti pamapeto pake zitha kutsimikizira kuti ndi chida chofunikira polimbana ndi kutenthetsa thupi la mbidzi.
Chovuta ndichakuti nthawi zambiri pamakhala tizilombo tosakhazikika komwe kumatentha komanso chinyezi.
“Kodi mumasiyanitsa bwanji zinthu ziwiri izi? Ili ndiye gawo lovuta kwambiri la kafukufuku, akugogomezera Rubenstein. "Sindingadandaule akandiuza kuti amagwira ntchito nthawi imodzi."