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Ke phoofolo efe e nang le meno nkong ea eona?

Selelekela: Meno nkong

Ha re nahana ka meno a liphoofolo, hangata re a tšoantšetsa ka hanong. Leha ho le joalo, ho na le liphoofolo tse ling tse nang le meno linkong tsa tsona, tse ka ’nang tsa bonahala li sa tloaeleha ho rōna. Litloaelo tsena lia khahla ebile lia ikhetha, 'me li sebeletsa merero ea bohlokoa molemong oa liphoofolo.

The Narwhal: Leruarua le ikhethang le nang le meno

Mohlomong narwhal ke phoofolo e tsebahalang ka ho fetisisa e nang le meno nkong ea eona. Leruarua lena le nang le meno le lula metsing a Arctic a Canada, Greenland, Norway le Russia. Li-narwhal tse tona li na le lenaka le lelelele, le pota-potileng, le ka hōlang ho fihlela bolelele ba limithara tse 10, ha tse tšehali li na le lenaka le lekhutšoanyane le otlolohileng. Empa lenaka le entsoe ka eng, hona ke hobane'ng ha li-narwhal li e-na le lona?

Narwhal's tusk: Lenaka la tlou kapa leino?

Ho sa tsotellehe lebitso la eona, lenaka la narwhal ha e le hantle hase lenaka, empa ke leino. E entsoe ka lenaka la tlou, e leng mofuta oa ntho e thata, e teteaneng le e tšoeu e fumanoang manakeng le menong a liphoofolo tse ling tse anyesang. Lenaka le hola ho tloha mohlahareng o ka holimo oa narwhal, 'me ha e le hantle ke leino le senyehileng le fetotsoeng le khonang ho hlahella ka molomo. Empa ke hobane’ng ha li-narwhal li e-na le leino lee le ikhethang?

Narwhal's tusk: E sebelisetsoa ho tsoma kapa ho buisana?

Ka nako e telele, bo-rasaense ba ne ba lumela hore lenaka la narwhal le ne le sebelisoa haholo-holo bakeng sa ho tsoma, kaha le ne le ka sebelisoa ho makatsa litlhapi kapa ho phunyeletsa leqhoa. Leha ho le joalo, lipatlisiso tsa morao-rao li fana ka maikutlo a hore lenaka le ka boela la sebelisoa bakeng sa puisano le merero ea sechaba. Li-narwhal tse tona tse nang le manaka a malelele li atile haholo 'me li ka li sebelisa ho bontša boemo ba tsona ho tse ling tse tona kapa ho hohela tse tšehali nakong ea ho tsoala.

Lenaka la Narwhal le ka hola nako e kae?

Linaha tsa Narwhal li ka hola ho fihla bolelele ba limithara tse 10, empa tse tona tse ngata li na le menoana a bolelele ba limithara tse 6-9. Tse tšehali li na le manaka a makhutšoane ao hangata a leng bolelele ba limithara tse 6. Lenaka le hola bophelong bohle ba narwhal, 'me e ka ba le sebopeho se ikhethang sa spiral ha e ntse e hola.

Liphoofolo tse ling tse nang le meno sefahlehong

Le hoja mohlomong narwhal e le phoofolo e tsebahalang ka ho fetisisa e nang le meno nkong ea eona, ho na le liphoofolo tse ling tse ’maloa tse ikamahanyang le maemo ka tsela ena e ikhethang. A re hlahlobeng tse seng kae tsa tsona.

The Star-Nosed Mole: Nko e nang le litente tse 22

Naleli-nosed mole ke phoofolo e anyesang e nyane e lulang libakeng tse mongobo le mekhoabong Amerika Leboea. Nko ea eona e koahetsoe ke litente tse 22 tsa linama, tseo e ’ngoe le e ’ngoe ea tsona e nang le likete-kete tsa li-receptor tsa kutlo tse khonang ho utloa ha li ama, mocheso le lik’hemik’hale. Nko e nko ea linaleli e sebelisa nko ea eona ho fumana le ho tseba phofu metsing a lefifi, a lerethe moo e lulang teng.

The Elephant Shrew: Nko e telele, meno a bohale

Tlou shrew ke phoofolo e anyesang e nyenyane, e jang likokoanyana e lulang Afrika. E na le nko e telele, e tenyetsehang eo e e sebelisang ho phunya lijo mobung le matlakala a makhasi. Nko ya tlou le yona e na le meno a bohale, a nchocho ao e a sebedisang ho tshwara le ho bolaya phofu ya yona.

The Snipe Eel: Nko e nang le leino bakeng sa ho tsoma botebong ba leoatle

Snipe eel ke tlhapi e tebileng ea leoatle e lulang sebakeng se sekoti sa leoatle. E na le mmele o molelele, o mosesane le nko e nang le meno a bohale. Nonyana e bitsoang snipe eel e sebelisa nko ea eona e nang le leino ho tšoasa litlhapi tse nyenyane le liphoofolo tse se nang lesapo la mokokotlo metsing a lefifi, a batang moo e lulang teng.

The Saber-Toothed Deer: Phoofolo ea khale e nang le meno a nko

Khama e nang le meno a saber-toothed ke mofuta o seng o felile oa likhama tse neng li phela nakong ea Pleistocene epoch. E ne e e-na le meno a malelele, a kobehileng a nko a tsoang mohlahareng o ka holimo, a etsa hore e shebahale e le meno a masoeu. Leha ho le joalo, e ne e boetse e e-na le meno a manyenyane a neng a le nkong ea eona, ao mohlomong a neng a sebelisetsoa ho bontša kapa ho loana.

Ke hobane'ng ha liphoofolo tse ling li e-na le meno linkong tsa tsona?

Meno a nko ke ho ikamahanya le maemo a fetohileng liphoofolong tse fapaneng ka mabaka a fapaneng. Maemong a mang, li ka sebelisoa ho tsoma kapa ho itšireletsa, ha tse ling li ka sebelisoa bakeng sa puisano kapa merero ea sechaba. Liphoofolo tse ling, joaloka mole ea nko ea linaleli, li sebelisa meno a nko ho fumana le ho tseba phofu, ha tse ling, joaloka narwhal, li li sebelisa ho hohela balekane kapa ho bontša matla a tsona.

Qetello: Ho ikamahanya le maemo ho khahlisang tikolohong ea liphoofolo

Meno a nkong a ka ’na a bonahala a makatsa ho rōna, empa ke mohlala o le mong feela oa liphetoho tse ngata tse tsotehang tse bileng teng tikolohong ea liphoofolo. Ho tloha ka lenaka la narwhal ho ea ho meno a bohale a tlou, mekhoa ena ea ho ikamahanya le maemo e phetha merero ea bohlokoa molemong oa ho phela le ho ikatisa ha phoofolo. Ka ho ithuta ka litšobotsi tsena tse ikhethang, re ka utloisisa hamolemo hore na liphoofolo li ikamahanya le maemo a tsona joang ha nako e ntse e ea.

Mary Allen

ngotsoeng ke Mary Allen

Lumela, ke 'na Maria! Ke hlokometse mefuta e mengata ea liphoofolo tse ruuoang lapeng ho kopanyelletsa le lintja, likatse, likolobe, tlhapi, le lidrakone tse litelu. Ke boetse ke na le liphoofolo tse ruuoang lapeng tse leshome hajoale. Ke ngotse lihlooho tse ngata sebakeng sena ho kenyelletsa mokhoa oa ho etsa, lingoliloeng tsa tlhahisoleseling, litataiso tsa tlhokomelo, litataiso tsa mefuta, le tse ling.

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