Muaj tseeb koj twb paub lawm tias albinism yog dab tsi, tab sis koj puas paub tias muaj qhov cuam tshuam tag nrho? melanism is a genetic condition that makes a pigmentation ntau dhau, ua rau Tsiaj txhu tig dub tag. Txawm li cas los xij, koj yuav tsum paub tias melanism tsis cuam tshuam rau cov tsiaj, qhov tseeb, lawv yuav muaj peev xwm tiv taus ntau yam kab mob.
Yog koj xav paub ntau ntxiv txog melanism, tsis txhob hnov qab tsab xov xwm no ntawm peb qhov chaw uas peb piav qhia Thiab peb kuj qhia rau koj ib tug npe tsiaj nrog melanism.
Dab tsi ua rau melanism?
Yuav kom koj nkag siab tias dab tsi ua rau ntau dhau los yog tsis haum melanism, peb yuav piav qhia txog dab tsi pigmentation ntawm daim tawv nqaij muajPigmentation stands for xim, thiab cov xim uas muab cov tawv nqaij nws cov xim yog hu ua melanin, uas yog tsim los ntawm cov tawv nqaij tshwj xeeb. Yog tias cov hlwb no ua haujlwm tsis raug, vim muaj teeb meem lossis caj ces, muaj kev hloov pauv ntawm cov xim xim uas cov tawv nqaij tau txais thiab, yog li ntawd, qee qhov kev mob xws li albinism lossis melanism raug tsim.
Albinism tuaj yeem cuam tshuam rau tsiaj thiab tib neeg. Tus mob no ua rau tsis muaj xim ntawm daim tawv nqaij thiab, feem ntau, hauv qhov muag thiab plaub hau. Albino tsiaj tej zaum yuav muaj teeb meem ntau dua nrog lub hnub raug thiab tej zaum yuav muaj kev nyuaj siab rau lub cev. Hauv tsab xov xwm no peb piav qhia txog kev saib xyuas uas tus dev albino yuav tsum muaj.
Type of melanism
Nws yog lo lus Greek thiab txhais tau tias cov xim dub. Peb twb tau piav qhia tias cov tsiaj uas muaj melanism muaj plaub, plaub lossis nplai, tab sis yog vim li cas tus mob no tshwm sim?
- Adaptive Melanism. Melanism tuaj yeem tshwm sim los ntawm kev hloov mus rau ib puag ncig uas dhau los ntawm ib tiam dhau ib tiam. Ua li no, cov tsiaj uas muaj melanism tuaj yeem zais lawv tus kheej thiab mus yos hav zoov tsis pom lossis tsis raug tua.
- Industrial MelanismLawv yog cov tsiaj uas tau hloov lawv cov xim vim muaj kev ua haujlwm ntawm tib neeg. Cov pa luam yeeb thiab cov pa phem tau yuam cov tsiaj xws li npauj npaim thiab npauj kom hloov mus rau ib puag ncig los ntawm kev tig dub.
Tseem muaj ntau yam tsiaj uas muaj melanism, txawm hais tias ntawm no peb tau sau tsib lub npe nrov tshaj plaws.
- Mexican King Snake. Tus nab no yog nyob rau sab av loj Asmeskas thiab nyob hauv qhov chaw qhuav thiab suab puam. Nws tuaj yeem loj hlob mus txog 1.5 meters ntev.
- Black guinea pig. Guinea npua tau dhau los ua neeg nyiam thiab tuaj yeem pom melanism, tsis hais lawv hom dab tsi.
- Hma Dub Lwm cov tsiaj uas muaj melanism, thiab qhov ntawd yog cov hma yog cov tsiaj qus uas muaj peev xwm siv tau lawv cov melanism mus yos hav zoov hmo ntuj.
- Black Panther. Jaguars thiab tsov txaij yog ob tug panther variants nrog ib tug nyiam melanism.
- Black Npauj Npaim. Nws yog ib qho piv txwv zoo ntawm cov tsiaj nrog kev lag luam melanism. Es tsis txhob muab xim rau camouflage nws tus kheej ntawm cov nroj tsuag, nws tau tig dub kom haum rau cov pa phem thiab pa luam yeeb.
Koj puas paub ntau cov tsiaj melanism thiab koj puas xav tias lawv yuav tsum yog ib feem ntawm cov npe no? Tsis txhob yig thiab tso koj cov lus tawm!
