Malinga ndi kafukufuku wina, wachibale waumunthu yemwe anamwalira anaika akufa zaka 100,000 anthu amakono asanatero

Homo naledi, wachibale waumunthu yemwe sanathenso ali ndi gawo limodzi mwa magawo atatu a kukula kwa ubongo wathu, anaikidwa m'manda ndipo mwina anakumbukira akufa awo, kafukufuku wotsutsana akusonyeza.

Wachibale waumunthu watha homo naledi, omwe ubongo wawo unali gawo limodzi mwa magawo atatu a kukula kwathu, anaika akufa awo ndi makoma olembedwa m'phanga zaka pafupifupi 300,000 zapitazo, malinga ndi kafukufuku watsopano womwe ukugwetsa malingaliro omwe akhalapo kwa nthawi yaitali kuti anthu amakono okha ndi asuweni athu a Neanderthal angathe kuchita zinthu zovutazi.

Pogwiritsa ntchito makina ojambulira mafupa, katswiri wodziwa zakale John Gurche anakhala pafupifupi maola 700 akumanganso mutu wa Homo naledi.
Pogwiritsa ntchito makina ojambulira mafupa, wolemba mbiri yakale John Gurche adakhala pafupifupi maola 700 akumanganso Homo naledi mutu. © Mark Thiessen, National Geographic | Kugwiritsa Ntchito Mwachilungamo.

Komabe, akatswiri ena amati umboni siwokwanira kuti tinene homo naledi kukwiriridwa kapena kukumbukira akufa awo.

Akatswiri ofukula zinthu zakale anapeza zotsalira za homo naledi m'mapanga a Rising Star Cave ku South Africa mu 2013. Kuchokera nthawi imeneyo, zidutswa za mafupa opitirira 1,500 zochokera kwa anthu angapo zapezedwa m'kati mwa dongosolo lonse la makilomita 2.5 (4 kilomita).

Anatomy ya homo naledi ndi odziwika bwino chifukwa cha kusungidwa kodabwitsa kwa mabwinja awo; zinali zolengedwa za bipedal zomwe zinkaima mozungulira mamita 5 (mamita 1.5) ndi kulemera kwa mapaundi 100 (ma kilogalamu 45), ndipo zinali ndi manja okhwima ndi ubongo waung'ono koma wovuta, makhalidwe omwe ayambitsa mkangano pazovuta za khalidwe lawo. Mu kafukufuku wa 2017 wofalitsidwa m'magazini Life, gulu la Rising Star linanena zimenezo homo naledi anali ataika mwadala akufa awo m’phanga.

Chisankho cha zinthu ziwiri za maliro zomwe zidapezeka mu Dinaledi Chamber of the Rising Star Cave. (A) Udindo wa maliro okhudzana ndi zofukulidwa za 2013-2016 zafotokozedwa ndi dera lalikulu. (B) Ichi ndi chithunzi cha mbali zazikulu za maliro. Gawo 1 ndi thupi lachitsanzo cha Homo naledi wamkulu. Gawo 2 likuwonetsa thupi limodzi la ana m'mphepete mwa maliro. (C) ndi (D) ndi mafanizo osonyeza mmene mafupa analili m’manda.
Chisankho cha zinthu ziwiri za maliro zomwe zidapezeka mu Dinaledi Chamber of the Rising Star Cave. (A) Udindo wa maliro okhudzana ndi zofukulidwa za 2013-2016 zafotokozedwa ndi dera lalikulu. (B) Ichi ndi chithunzi cha mbali zazikulu za maliro. Mbali 1 ndi thupi la a homo naledi wamkulu chitsanzo. Gawo 2 likuwonetsa thupi limodzi la ana m'mphepete mwa maliro. (C) ndi (D) ndi mafanizo osonyeza mmene mafupa analili m’manda. © Zithunzi zochokera ku Berger et al., 2023 / National Geographic | Kugwiritsa Ntchito Mwachilungamo.

Chaka chino pamsonkhano wazofalitsa pa June 1, paleoanthropologist Lee Berger, wotsogolera pulogalamu ya Rising Star, ndi anzake omwe amadzinenera kuti ndi maphunziro atatu atsopano, lofalitsidwa Lolemba (June 5) pa preprint server bioRxiv, kuti palimodzi akupereka umboni wochuluka kwambiri mpaka pano. homo naledi anaika mwadala akufa awo ndipo adapanga zozokota zatanthauzo pamwala pamwamba pa malirowo. Zomwe zapezedwa sizinawunikidwenso ndi anzawo.

Kafukufuku watsopanoyu akufotokoza maenje awiri osaya, owoneka ngati oval pansi pachipinda chimodzi cha mphanga chomwe chinali ndi mafupa a mafupa ogwirizana ndi maliro a matupi athupi omwe anali atakutidwa ndi dothi kenako ndikuwola. Imodzi mwa malirowo mwina inaphatikizaponso nsembe ya kumanda: mwala umodzi unapezeka pafupi ndi dzanja ndi mafupa a m'dzanja.

Berger adanena pamsonkhano wa atolankhani kuti "tikuwona kuti adakumana ndi mayeso a maliro a anthu kapena maliro akale." Ngati kuvomerezedwa, kutanthauzira kwa ochita kafukufuku kukanachotsa umboni wakale wa kuikidwa m'manda mwadala pofika zaka 100,000, mbiri yomwe kale idasungidwa. Homo sapiens.

Kuikidwa m'manda kwa achinyamata komanso chida chamwala chomwe chingakhalepo chinapezeka mkati mwa Hill Antechamber. Zithunzi A ndi B ndi mawonekedwe amtundu wa CT a mawonekedwe a pulasitala omwe amachotsedwa m'chipindacho. CF ndi 3D digito reconstructions mafupa m'manda, komanso thanthwe looneka ngati chida (lalanje) pafupi ndi dzanja la mwana wazaka 13.
Kuikidwa m'manda kwa achinyamata komanso chida chamwala chomwe chingakhalepo chinapezeka mkati mwa Hill Antechamber. Zithunzi A ndi B ndi mawonekedwe amtundu wa CT a mawonekedwe a pulasitala omwe amachotsedwa m'chipindacho. CF ndi 3D digito reconstructions mafupa m'manda, komanso thanthwe looneka ngati chida (lalanje) pafupi ndi dzanja la mwana wazaka 13. © Zithunzi zochokera ku Berger et al., 2023 / National Geographic | Kugwiritsa Ntchito Mwachilungamo.

Kupezeka kwa zojambulajambula pamiyala ya Rising Star Cave system imawonetsanso kuti homo naledi anali ndi khalidwe lovuta, ofufuzawo amati mu preprint ina yatsopano. Mizere, mawonekedwe, ndi ziwerengero zonga "hashtag" zikuwoneka kuti zidapangidwa pamalo okonzedwa mwapadera opangidwa ndi homo naledi, amene anacheka mwala pamwala asanalembepo ndi mwala. Kuzama kwa mzere, kapangidwe kake ndi dongosolo zikusonyeza kuti zidapangidwa mwadala osati mwachilengedwe.

"Pali maliro a zamoyozi m'munsimu zolemba izi," adatero Berger, zomwe zikusonyeza kuti izi zinali homo naledi chikhalidwe malo. "Asintha kwambiri malowa pamtunda wamakilomita ambiri a mapanga apansi panthaka."

Zozokota zidapezeka m'chipinda chamaliro cha Hill Antechamber, monga chopingasa chozondoka. Palinso zinthu zomwe zimagwiritsidwa ntchito pamwamba kuti ziwonetsere zithunzi zosaoneka za geometric mu kuwala kochepa, ngakhale kuti izi sizinayesedwebe.
Zozokota zidapezeka m'chipinda chamaliro cha Hill Antechamber, monga chopingasa chozondoka. Palinso zinthu zomwe zimagwiritsidwa ntchito pamwamba kuti ziwonetsere zithunzi zosaoneka za geometric mu kuwala kochepa, ngakhale kuti izi sizinayesedwebe. © National Geographic | Kugwiritsa Ntchito Mwachilungamo.

M'chisindikizo china, Agustín Fuentes, katswiri wa chikhalidwe cha anthu pa yunivesite ya Princeton, ndi anzake amafufuza chifukwa homo naledi adagwiritsa ntchito ndondomeko ya phanga. “Kuikidwa pamodzi ndi kulinganizidwa kwa matupi angapo m’dongosolo la Nyenyezi Yotuluka” limodzinso ndi zozokotedwa’zo ziri umboni wakuti anthu ameneŵa anali ndi mpambo wa zikhulupiriro kapena malingaliro ofanana ponena za imfa ndipo angakhale anakumbukira akufa, “chinachake chimene munthu angachitcha ‘chisoni chogawana. ' mwa anthu amakono,” iwo analemba motero. Komabe, ofufuza ena sakukhutira mokwanira ndi matanthauzidwe atsopanowa.

“N’kutheka kuti anthu ankapanga nkhupakupa pamiyala. Sikokwanira kuthandizira pazokambirana zamalingaliro osamveka, "adatero Athreya. Palinso mafunso okhudza momwe homo naledi analowa mu dongosolo la Rising Star Cave; kuganiza kuti kunali kovuta kumachokera ku matanthauzo ambiri a ofufuza a khalidwe labwino.