Muaj ntau qhov sib txawv ntawm cov noog, uas yog nyob ntawm ntau yam nta. Ib tug ntawm lawv yog cov degree ntawm kev loj hlob ntawm cov me nyuam me nyuam qaib thiab cov yam ntxwv ntawm lawv cov kev loj hlob ntxiv. Raws li cov txheej txheem systematization no, ob pawg loj yog qhov txawv: brood noog, piv txwv uas yuav muab rau hauv peb tsab xov xwm, thiab cov noog zes. Cia wb mus saib lawv.
Zoo thiab cov noog: qhov sib txawv tseem ceeb
Txhua tus neeg sawv cev ntawm chav kawm no rov tsim dua los ntawm kev tso qe, tom qab incubating lawv. Tom qab ib lub sij hawm, me nyuam qaib hatch los ntawm lub qe. Cov noog brood yog tus cwj pwm los ntawm qhov tseeb tias lawv cov me nyuam yug tshiab yuav luag tam sim ntawd npaj rau kev ywj pheej nyob. Lub cev ntawm cov me nyuam qaib yog tag nrho npog nrog down. Nws sov thiab tiv thaiv cov tub ntxhais hluas lub cev los ntawm qhov tsis zoo ib puag ncig, thiab tshwj xeeb tshaj yog los ntawm kev hloov pauv kub txhua hnub. Qhov no tso cai rau cov noog no tawm hauv lub zes tam sim ntawd thiab tsis khov.
Cov qe uas cov noog hle tau loj heev thiab muajib qho khoom loj ntawm cov khoom noj muaj txiaj ntsig. Lub embryo siv lawv nyob rau hauv thiaj li yuav ua tau ib tug tseem ceeb degree ntawm kev loj hlob thaum tseem nyob rau hauv lub plhaub thiab, yuav luag tam sim ntawd tom qab hatching, mus rau lub neej ywj siab. Cov poj niam yuav tsum incubate qe rau lub sij hawm ntev - tej zaum ntau tshaj peb lub lis piam. Tam sim ntawd tom qab yug me nyuam, cov menyuam qaib tuaj yeem pom thiab hnov zoo. Lawv cov leeg nqaij ua haujlwm tau zoo, uas txhais tau hais tias lawv txav ntawm nws tus kheej. Qhov no yog qhov tseem ceeb heev rau kev tiv thaiv tawm tsam cov tsiaj uas tsis tau npaj txhij. Tom qab ob peb teev, cov me nyuam twb paub khiav ceev thiab ya me ntsis. Thiab tom qab ob peb lub lis piam lawv tuaj yeem nrhiav zaub mov ntawm lawv tus kheej.
Zoo noog hnia cov qaib tsis muaj kev vam kiag li. Lawv yug los ntawm daim tawv nqaij liab qab, plumage, pom thiab tsis hnov lus. Sparrows, woodpeckers, cuckoos, pigeons, thiab lwm yam yog cov piv txwv ntawm zes noog, tom qab yug me nyuam, lawv tsis tuaj yeem sawv ntawm lawv txhais taw, thermoregulation tseem tsis tau tsim. Vim li no, cov menyuam qaib nyob hauv lub zes rau ib lub sijhawm, xav tau kev saib xyuas ntawm lawv niam lawv txiv, uas pub thiab sov so.
Semi-brood noog
Tseem muaj ib pab neeg nruab nrab, uas nws cov neeg sawv cev muab cov yam ntxwv ntawm ob qho tib si zes thiab cov noog. Piv txwv li, owl me nyuam qaib yug los dig muag thiab loj hlob nyob rau hauv kev saib xyuas ntawm lawv niam lawv txiv, tab sis tag nrho cov plumage. Tab sis gulls nyob twj ywm hauv zes ntev, txawm tias qhov tseeb tias lawv pom ob qho tib si pom thiab pubescent.
Habitat
Cov noog, uas nws cov neeg sawv cev muaj ntau haiv neeg, yog cov noog dejlos yog nyob hauv av. Lawv tsis tsim lawv lub zes siab hauv ntoo, lawv txawv ntawm lawv lub cev loj thiab loj. Yog li ntawd, qaib muaj lub cib fim me ntsis flit thaum xub thawj, maj mam tag nrho feathering. Cov broods Waterfowl tau tsim cov tis tsis muaj zog thaum xub thawj, siv sijhawm feem ntau los txhim kho kev ua luam dej.
Tam sim no cia peb los saib xyuas cov ntsiab lus tseem ceeb ntawm pawg no.
Crane Crane
Cov noog cov noog suav nrog txhua hom ntawm crane xaj. Lawv yog tus cwj pwm los ntawm lub caj dab ntev thiab tib lub caj dab thiab ob txhais ceg. Vim muaj cov loops nyob rau hauv lub trachea, lawv ua cov yam ntxwv suab zoo li ib tug yeeb nkab. Ua broods, cov noog zoo li crane tsim zes rau hauv av. Cov no yog cov noog loj heev, txog li ib thiab ib nrab meters siab. Lawv qhov ntev tuaj yeem ncav cuag ob meters. Feem ntau hom ntawm qhov kev txiav txim no yog grey, steppe thiab crowned cranes.
Anseriformes
Cov noog noog (piv txwv - swan, duck thiab mallard) belongs rau qhov kev txiav txim Anseriformes. Lawv cov yam ntxwv feature yog lub xub ntiag ntawm ib tug dav thiab flattened beak. Sab hauv nws sab sauv yog cov phaj horny uas ua haujlwm lim cov khoom noj los ntawm dej.
Lo lus "tawm hauv dej" yog vim cov noog anseriform. Qhov tseeb yog hais tias lawv muaj lub caj pas coccygeal, nrog rau qhov zais cia uas lawv lubricate lawv plumage. Raws li qhov tshwm sim, nws dhau los ua dej tsis zoo. Anseriformesua hauj lwm raws li ib tug tseem ceeb khoom ntawm nuv ntses, vim hais tias lawv muaj qab ntxiag noj qab haus huv nqaij thiab rog, uas muaj cov tshuaj muaj pes tsawg leeg. Nws yog ib qho tsim nyog hais txog cov plaub hau sov thiab nqes, uas yog siv los sau cov pam vov thiab hauv ncoo, nrog rau kom tau txais cov khaub ncaws knitwear.
Vim li no, brood noog yog qhov ua tau zoo dua li cov noog zes thiab yog qhov tseem ceeb ntawm kev lag luam rau tib neeg.
