Ndi nyama iti yomwe ili ndi mano pamphuno?

Mawu Oyamba: Mano pamphuno

Tikamaganizira mano a nyama, nthawi zambiri timawajambula ali m’kamwa. Komabe, pali nyama zina zomwe zili ndi mano pamphuno, zomwe zingawoneke ngati zachilendo kwa ife. Zosinthazi ndizosangalatsa komanso zapadera, ndipo zimagwira ntchito zofunika kwambiri pazinyama.

Narwhal: Nangumi wapadera wa mano

Narwhal mwina ndi nyama yodziwika bwino yokhala ndi mano pamphuno. Nangumi wa mano ameneyu amakhala m’nyanja ya Arctic ku Canada, Greenland, Norway, ndi Russia. Amuna a narwhal ali ndi nyanga yayitali yozungulira yomwe imatha kukula mpaka mamita 10, pamene zazikazi zimakhala ndi zazifupi, zowongoka. Koma kodi nyangayo imapangidwa ndi chiyani, ndipo n’chifukwa chiyani narwhal ili nayo?

Mnyanga wa Narwhal: Minyanga ya Njovu kapena dzino?

Ngakhale kuti nyanga ya narwhal ili ndi dzina, kwenikweni si nyanga, koma dzino. Amapangidwa ndi minyanga ya njovu, yomwe ndi mtundu wa zinthu zolimba, zokhuthala, ndi zoyera zomwe zimapezeka m’minyanga ndi m’mano a nyama zina zoyamwitsa. Mnyanga imamera kuchokera kunsagwada yakumtunda kwa narwhal, ndipo kwenikweni ndi dzino lopindika lomwe limatuluka m'kamwa. Komano n’chifukwa chiyani narwhal ali ndi dzino lapadera limeneli?

Mng'oma wa Narwhal: Amagwiritsidwa ntchito posaka kapena kulankhulana?

Kwa nthawi yaitali, asayansi ankakhulupirira kuti nyanga ya narwhal inkagwiritsidwa ntchito posaka, chifukwa inkagwiritsidwa ntchito pogwedeza nsomba kapena kuswa madzi oundana. Komabe, kafukufuku waposachedwapa akusonyeza kuti mkanganowu ukhoza kugwiritsidwanso ntchito poyankhulana komanso kucheza ndi anthu. Amuna a narwhal okhala ndi minyanga yayitali amakhala olamulira kwambiri ndipo amatha kuwagwiritsa ntchito kuwonetsa momwe alili kwa amuna ena kapena kukopa zazikazi panthawi yokweretsa.

Kodi nyanga ya Narwhal ingakule mpaka liti?

Minyanga ya Narwhal imatha kukula mpaka 10 m'litali, koma amuna ambiri amakhala ndi minyanga yotalika pafupifupi 6-9. Akazi amakhala ndi nyanga zazifupi zomwe nthawi zambiri zimakhala zozungulira mamita 6. Mnyanga imakula nthawi yonse ya moyo wa narwhal, ndipo imatha kukhala ndi mawonekedwe ozungulira ngati ikukula.

Nyama zina zokhala ndi mano kumaso

Ngakhale kuti narwhal mwina ndi nyama yodziwika bwino kwambiri yokhala ndi mano m'mphuno, palinso nyama zina zingapo zomwe zimatha kusintha mosiyanasiyana. Tiyeni tione angapo a iwo.

The Star-Nosed Mole: Mphuno yokhala ndi ma tentacles 22

Mbalame yotchedwa star-nosed mole ndi kanyama kakang'ono kamene kamakhala m'madambo ndi madambo ku North America. Mphuno yake ili ndi minyewa 22, ndipo iliyonse ili ndi masauzande ambiri a zolandilira zozindikira zomwe zimatha kuzindikira kukhudza, kutentha, ndi makemikolo. Mphuno ya mphuno ya nyenyezi imagwiritsa ntchito mphuno yake kupeza ndi kuzindikira nyama yomwe ili m'madzi amdima, akuda momwe imakhala.

Njovu Njovu: Mphuno yaitali, mano akuthwa

Njovu ndi kanyama kakang’ono kamene kamadya tizilombo ndipo kamakhala ku Africa kuno. Ili ndi mphuno yayitali, yosinthasintha yomwe imagwiritsa ntchito kufufuza chakudya m'nthaka ndi zinyalala zamasamba. Mphuno ya njovu ilinso ndi mano akuthwa, osongoka omwe imawagwiritsa ntchito kugwira ndi kupha nyama yake.

Snipe Eel: Mphuno ya mano posaka m'nyanja

Snipe eel ndi nsomba ya m'nyanja yakuya yomwe imakhala kuphompho la nyanja. Ili ndi thupi lalitali, lowonda komanso mphuno yokhala ndi mano akuthwa. Nsombayi imagwiritsa ntchito mphuno yake yokhala ndi mano kugwira nsomba zing'onozing'ono ndi zamoyo zopanda msana m'madzi amdima, ozizira kumene imakhala.

Mbawala Yamano a Saber: Nyama yakale yokhala ndi mano amphuno

Mbawala zamtundu wa saber-toothed ndi mtundu wambawala zomwe zinatha zomwe zinkakhala nthawi ya Pleistocene. Chinali ndi mano aatali, opindika a agalu otuluka m’chibwano chake, chomwe chimapangitsa kuti chioneke ngati mano amphumphu. Komabe, inalinso ndi mano ang’onoang’ono omwe anali pamphuno pake, omwe mwina ankawagwiritsa ntchito posonyeza kapena kumenyana.

N’chifukwa chiyani nyama zina zili ndi mano m’mphuno?

Mano pamphuno ndi kusintha komwe kunachitika mu nyama zosiyanasiyana pazifukwa zosiyanasiyana. Nthawi zina, amatha kugwiritsidwa ntchito posaka kapena kuteteza, pomwe ena atha kugwiritsidwa ntchito polumikizana kapena kucheza. Zinyama zina, monga mphuno ya nyenyezi, zimagwiritsa ntchito mano awo amphuno kuti zipeze ndi kuzindikira nyama zomwe zimadya, pamene zina, monga narwhal, zimazigwiritsa ntchito kukopa akazi kapena kusonyeza kulamulira kwawo.

Kutsiliza: Kusintha kosangalatsa kwa nyama

Mano a m’mphuno angaoneke ngati achilendo kwa ife, koma ndi chitsanzo chimodzi chabe cha masinthidwe ochititsa chidwi a nyama zomwe zasintha. Kuyambira pa mnyanga wa narwhal mpaka mano akuthwa a njovu, kusintha kumeneku kumathandiza kwambiri kuti nyama ikhale ndi moyo ndi kuberekana. Tikamaphunzira zinthu zapaderazi, tingathe kumvetsa bwino mmene nyama zasinthira kumadera awo m’kupita kwa nthawi.