Lapho sebehlole ingwe emnyama emisebeni ye-infrared, abezokwelapha bathole ukuthi empeleni lesi silwane siyabonakala.
Ingwe empeleni ayinakuba namabala - ingazifihla kuphela. Ososayensi bafika kulesi siphetho ngemuva kokubona ingwe emnyama ngaphansi kwemisebe ye-infrared.
Ukutholwa kwenziwa ngengozi ngosizo lwekhamera yokubheka, efakwe endaweni yezingwe eMalawi futhi idubula ngombukiso obonakalayo, kubika i LiveScience. Ingwe emnyama ebanjwe emkhakheni wokubuka insiza kwavela ukuthi ibonwe lapho isebenza khona. "Ukuqonda ukuthi izingwe zihlala kanjani emhlabeni ophethwe ngabantu kubalulekile," kusho uLori Hedges, umlobi ophambili walolu cwaningo, udokotela wezilwane eYunivesithi yaseNottingham eNgilandi. Le ndlela entsha isinikeza ithuluzi elisha lokusiza izilwane ezihlukile nezisengozini. ”
Lapho kukhona uhlobo okuthiwa “isikhumba esimnyama” kulesikhumba saseMalaysian (melanism) ososayensi bafunda ngonyaka we-2010. Ukuba khona kohlobo lwendabuko yemvelaphi yalo engakabi nayo incazelo kwenza umbala wezinwele zezilwane ube mnyama - ngokusho kwabaphenyi, lokhu kuvumela ukuthi bacashe kangcono emathangeni asehlathini ngesikhathi sokuzingela. Futhi, izazi zezilwane azikukhethi ngokungakhethi ngengozi ukukhetha kwemvelo yengwe emnyama ngemuva kokuqhuma okukhulu kwentaba-mlilo eLake Toba, okwenzeka eminyakeni eyizinkulungwane ezingama-74 eyedlule.