Amazing Miv: Dub Tom tsov ntxhuav

Rau hnub tim, tom tsov ntxhuav yog cov thib ob-loj tshaj plaws miv (tom qab tsov), tiam sis feem ntau zoo nkauj thiab majestic, thiab cov dub tom tsov ntxhuav kuj cov feem ntau mysterious. Hais txog dub tom tsov ntxhuav myths xwb yog lossi ntxiv, vim tsis muaj ib tug yuav muab ntaub ntawv hais txog seb cov beauties muaj nyob rau hauv cov xwm los yog tsis.

abnormality charms

Xaiv txog yuav ua li cas qhov chaw nyob rau hauv lub ua si nraum zoov ntawm cov ntiaj chaw lub ntiaj teb loj leeb dub tom tsov ntxhuav, tshwm sim mas vim lub fact hais tias xws li ib tug xim rau lawv yog tsis tshua muaj tej yam txawv thiab uncharacteristic. Tag nrho yog siv los pom cov loj majestic miv daj, xuab zeb, kub thiab tej zaum kuj dawb, tab sis dub tsis muaj leej twg saib. Tsis tas li ntawd, yog tsis muaj txhim khu kev qha cov duab thiab cov yeeb yaj duab, uas qhia tau tias dub tom tsov ntxhuav nyob rau hauv cov qus. Tag nrho cov pom cov duab ntawm cov zajlus beauties, yog cov creation ntawm advanced neeg siv "Photoshop".

Yog vim li cas tsis tau?

Yog vim li cas yog muaj cov xws ib tug tsiaj li ib tug dub tsov ntxhuav nyob rau hauv cov xwm categorically tsis kam muab los ntawm kws tshawb fawb, vim hais tias nyob rau hauv lub savannas yuav pom albino tom tsov ntxhuav, nrog snow-dawb txoob thiab lub tsho tiv no?

Nyob rau hauv qhov tseeb, kom negation ntawm cov miv nyob rau hauv cov xwm raws li nyob rau hauv lawv lub cev tsis hloov mus rau cov ib puag ncig. Ib tug tsov ntxhuav albino - nws yog ib tug raug tsim txom ntawm kev tshuaj ntsuam genetic change los yog lawv yug los tom qab inbreeding.

lub adaptation

Nws qhia Clark Tonzh - ib tus paub txog uas specializes nyob rau hauv change ntawm cov loj miv - nyob rau hauv lub evolution ntawm tsaus ntuj nti thiab dub tom tsov ntxhuav tsuas tsis tau ciaj sia. Qhov xwm heev ntawm ib tug nyiam rau lighter cov tib neeg, uas txhais tau tias raws li ntawm niaj hnub no cov tseem lawv tshwm sim yog nyob ze rau zero. Yog hais tias lub pob yog tseem yug dais, uas nws cov plaub hau dub, nws txoj kev tuag pab mus rau ib tug xov tooj ntawm lwm yam:

• teeb meem nrog regulators (tus dais yuav tau tuag yuav luag tam sim ntawd tom qab yug me nyuam ntawm overheating);
• ho nws txo qis kev tiv thaiv;
• cov teeb meem ces yuav tsum thaum yos hav zoov (yog hais tias tus dais thiab yuav nyob mus txog rau lub caij thaum cov mus yos hav zoov yuav tsum tau mus nyob ib leeg, nws xim nqaij daim tawv tsis pub nws mus rau ua zam lawv tus kheej zoo, thiab yog li ntawd, nws yuav tuag ntawm starvation).

Yog hais tias koj nug cov biologists, seb puas muaj dub tom tsov ntxhuav, cov lus teb uas koj yuav hnov hais tias txawm yog hais tias muaj yog, nws yog kom meej meej tsis nyob rau hauv cov qus, thiab tsuas yog bred thiab reared nyob rau hauv captivity.

Tsis txhob poob vam cia

Txawm tias muaj tseeb hais tias zaum thiab biologists nyob rau hauv no hais txog yuav teem tsis tshua muaj neeg ntseeg, ib tug neeg tseem ntseeg hais tias nyob rau hauv cov xwm koj yuav nrhiav tau cov dub tsov ntxhuav. Lub views ntawm cov neeg no yog raws li nyob rau hauv cov ntaub ntawv thaum ib yam dab tsi los ntawm Okovango thiab Persia, uas piav txog tus neeg mob qhov twg lub City tau pom ib tug loj dub tsov nrog dub txoob.

melanism

Nyob rau hauv cov xwm, koj yuav nrhiav tau xws li ib tug tshaj plaws li albinism, thaum tus tsiaj yog kiag li yog tsis muaj cov tsuas thiab xim raws li ib tug tag nrho, txawm hais tias nws yog heev tsis tshua muaj. Melanism - yog ncaj qha xwm yeem mus rau opposite ntawm albinism, feem ntau ntseeg hais tias cov dub tom tsov ntxhuav muaj coloration vim rau qhov cov phenomenon, tab sis , qhov no hypothesis yog ib co questionable.