nkhani

Ochita kafukufuku apeza mitundu yeniyeni ya tizilombo tomwe tinatsekeredwa mu amber ku Myanmar zaka 99 miliyoni zapitazo. Tizilombo zakale kwambiri ndi mavu, ntchentche zamadzi ndi kafadala, ndipo zonsezi zimakhala ndi zitsulo zofiirira, zofiirira ndi zobiriwira.
Chilengedwe n’cholemera kwambiri, koma zinthu zakale zokwiririka pansi sizikhalabe ndi umboni wa mtundu woyambirira wa chamoyocho.
Kumvetsetsa mtundu wa zamoyo zomwe zatsala pang’ono kutha n’kofunika kwambiri chifukwa kungathe kuuza ofufuza zambiri zokhudza khalidwe la nyama.Mwachitsanzo, mtundu ukhoza kugwiritsidwa ntchito kukopa anthu okwatirana kapena kuchenjeza zilombo zolusa, komanso kuthandizira kuwongolera kutentha.Kuphunzira zambiri za iwo kungathandizenso ochita kafukufuku kuphunzira. zambiri za chilengedwe ndi chilengedwe.
Pakafukufuku watsopano, gulu lofufuza la Nanjing Institute of Geology and Palaeontology (NIGPAS) la Chinese Academy of Sciences linayang'ana zitsanzo za amber za 35 zomwe zinali ndi tizilombo totetezedwa bwino.Zakufazo zinapezeka mu mgodi wa amber kumpoto kwa Myanmar.
…Lowani nawo ZME Newsletter kuti mupeze nkhani zochititsa chidwi za sayansi, mawonekedwe ake ndi zokopa zapadera.Simungalakwe ndi olembetsa oposa 40,000.
“Amber ndi wapakati pa Cretaceous, pafupifupi zaka 99 miliyoni, kuyambira m'nthawi ya ma dinosaur,” anatero wolemba wotsogolera Chenyan Cai m'mawu ake.Zomera ndi nyama zomwe zatsekeredwa mu utomoni wokhuthala zimasungidwa, zina mokhulupirika ngati zamoyo.”
Mitundu yachirengedwe nthawi zambiri imakhala m'magulu atatu akuluakulu: bioluminescence, pigment, ndi structural colours. Zotsalira za Amber zapeza mitundu yosungidwa yomwe nthawi zambiri imakhala yolimba komanso yowoneka bwino (kuphatikiza mitundu yachitsulo) ndipo imapangidwa ndi tinthu tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'ono tating'onoting'ono ta nyama. mutu, thupi ndi miyendo.
Ofufuzawo adapukuta zotsalirazo pogwiritsa ntchito sandpaper ndi diatomaceous earth powder. Ena amber amasiyidwa kukhala ma flakes oonda kwambiri kotero kuti tizilombo timawoneka bwino, ndipo matrix ozungulira amber ndi owoneka bwino pakuwala kowala. Zithunzi zomwe zidaphatikizidwa mu kafukufukuyu zidasinthidwa kuti sinthani kuwala ndi kusiyanitsa.
"Mtundu wamtundu womwe umasungidwa muzinthu zakale umatchedwa mtundu wachilengedwe," Yanhong Pan, wolemba nawo kafukufukuyu, adatero m'mawu ake. ndikuwonjezera kuti “njira imeneyi ndi imene imachititsa mitundu yambiri ya mitundu imene timaidziwa m’moyo wathu watsiku ndi tsiku.”
Mwa zotsalira zonse, mavu a cuckoo ndi odabwitsa kwambiri, okhala ndi zitsulo zabuluu zobiriwira, zachikasu zofiira, zofiirira ndi zobiriwira pamutu pawo, thorax, pamimba ndi miyendo. Malinga ndi kafukufukuyu, mitundu iyi yamitundu imagwirizana kwambiri ndi mavu a cuckoo amoyo lero. .Zina zodziwika bwino ndi zikumbu za buluu ndi zofiirira ndi ntchentche zankhondo zobiriwira zobiriwira.
Pogwiritsa ntchito microscope ya ma elekitironi, ofufuzawo adawonetsa kuti miyala ya amber "ili ndi ma exoskeleton nanostructures osungidwa bwino omwaza kuwala."
Olemba a kafukufukuyu analemba kuti: “Zomwe taziona zikusonyeza kuti mafupa ena a amber amatha kusunga mitundu yofanana ndi ya tizilombo tomwe tinkasonyeza tili ndi moyo zaka pafupifupi 99 miliyoni zapitazo.” Komanso, zimenezi zikutsimikiziridwa ndi mfundo yakuti kaŵirikaŵiri mitundu yobiriwira ya buluu imakhala yobiriwira. zopezeka mu mavu omwe amakhalapo kale. ”
Fermin Koop ndi mtolankhani wochokera ku Buenos Aires, Argentina.Ali ndi MA mu Environmental and Development kuchokera ku yunivesite ya Reading, UK, yomwe imagwira ntchito pa utolankhani wa chilengedwe ndi kusintha kwa nyengo.


Nthawi yotumiza: Jul-05-2022