Ka taƙaita labarin:  Shekaru dubbai sun shude tun lokacin da 'yan Adam suka sami rinjaye a kan yanayi, kuma har yanzu muna alfahari da hakan. Amma wani babban mai bincike ya ce mun ba da kanmu da yawa saboda abokanmu sun taimaka mana. Mutane sun haɗu da karnuka tun farkon 40,000 BC, an yi iƙirarin, yana ba mu irin wannan fa'ida a farauta cewa hakan ya haifar da kawar da abokan hamayyarmu na Neanderthal. Mafi kyawun aboki na mutum: Zane-zanen kogon farko a Libya na karnuka suna bin wani deer a cikin tsaunukan Akakus. Wani sabon ka'ida ya ce mutane sun hada kai da kakannin karnukan gida tun da wuri fiye da yadda aka fara tunani. An bar su a baya: Yayin da mutanen farko suka fara farauta tare da kerkeci, abokan hamayyarsu na Neanderthal a Turai sun ci gaba da amfani da kayan aiki na farko ba tare da wani taimako ba, a cewar masanin ilimin ɗan adam Dr Pat Shipman (ra'ayin mai zane) An gabatar da ka'idar da ake jayayya a cikin sabon littafi da babban masanin ilimin ɗan adam Pat Shipman na Jami'ar Jihar Pennsylvania ya gabatar. Ta kalubalanci ra'ayin kimiyya na yau da kullun cewa karnukan daji sun kasance ne kawai sama da shekaru 10,000 da suka gabata, bayan mutanen farko sun riga sun tabbatar da ƙarfi a Turai. Babu wasa: Ka'idar ta ce Neanderthals (samfurin hoton) ba su dace da fasahar farauta ba. Maimakon haka, ta ce, mutane sun fara kula da dabbobin daji - wanda ya kai ga dabbobin da muka sani a yau - ba da daɗewa ba bayan sun isa nahiyar daga Afirka har zuwa shekaru 70,000 da suka gabata. A wancan lokacin, danginmu na jini Neanderthals sun mamaye Turai, suna gwagwarmayar tsira yayin da suke farautar halittu kamar mammoths masu gashi da kayan aiki na farko. Amma ba da daɗewa ba bayan haka, jinsunan da suke hamayya da juna suka mutu, suka bar hanyar da ta dace ga Homo sapiens da suka zama mutane a yau. Ka'idodi masu ƙarfi na mutuwarsu sun haɗa da cewa Neanderthals, kamar mammoths masu gashi, ba su iya jimrewa da canjin yanayi na zamanin kankara na ƙarshe ko kuma cewa mutane sun fi mafarauta kyau. Dr Shipman, duk da haka, ya gaya wa The Observer: 'Mun kulla kawance da kyarkeci kuma hakan zai zama ƙarshen Neanderthal. 'Wolf-dogs na farko sun bi kuma sun cutar da...
An shafe mutanen Neanderthals bayan da mutanen da suka gabata suka zo daga Afirka. Masana kimiyya ba su yarda da dalilin ba - amma masanin ilimin kimiyya na iya samun amsar. Dakta Pat Shipman ya ce mun yi kawance da kerkeci a hadin kai. Wolves sun kama ganima kuma mutane sun kashe, suna raba nama bayan haka. Neanderthals a lokacin ba su da'mataki' ga dabarun farauta na mutane.