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Mbawala Yaikazi Yokhala Ndi Nyanga: Cholinga Chachisinthiko Chafotokozedwa

Mawu Oyamba: Mbawala Yaikazi Ya Nyanga

Agwape amadziwika chifukwa cha nyanga zake zosiyana, zomwe zimakhala zofala kwambiri pa nthawi yokweretsa. Komabe, si nswala zamphongo zokha zomwe zimamera nyanga. Mbawala zazikazi, zomwe zimadziwikanso kuti zimachita, zimathanso kumera nyanga, ngakhale izi ndizosowa kwambiri. Zodabwitsa za nswala zazikazi zokhala ndi nyanga zakhala zikuchititsa chidwi akatswiri a zamoyo kuyambira kalekale, ndipo pali zambiri zoti tiphunzire ponena za chisinthiko cha zinthu zimenezi.

Kusintha kwa Nyanga mu Deer

Nyanga, zomwe zimapangidwa ndi mafupa ndipo zimakutidwa ndi keratin, zakhala zikusintha mu nswala kwa zaka mamiliyoni ambiri. Zinyama zoyamba ngati nswala zinawonekera kumayambiriro kwa nyengo ya Eocene, pafupifupi zaka 50 miliyoni zapitazo. Agwape oyambirirawa anali ndi tinyanga tating’ono tating’ono topanda nthambi, zomwe zinkagwiritsidwa ntchito makamaka podziteteza kwa adani. Patapita nthawi, nyangazo zinakula komanso zovuta kwambiri, ndipo zinakhala chinthu chofunika kwambiri pakusankha kugonana. Masiku ano, mbawala zamphongo zimagwiritsa ntchito nyanga zawo kuti zipikisane ndi zina zamphongo kuti zipeze zazikazi panthawi yokweretsa.

Mary Allen

Written by Mary Allen

Moni, ndine Mary! Ndasamalira mitundu yambiri ya ziweto monga agalu, amphaka, nguluwe, nsomba, ndi zilombo zandevu. Ndilinso ndi ziweto zanga khumi pakadali pano. Ndalemba mitu yambiri pamalowa kuphatikiza momwe mungachitire, zolemba zazidziwitso, maupangiri osamalira, maupangiri amtundu, ndi zina zambiri.

Siyani Mumakonda

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