Canadian goose: yug piav qhia thiab duab

Cov txheej txheem:

Canadian goose: yug piav qhia thiab duab
Canadian goose: yug piav qhia thiab duab

Video: Canadian goose: yug piav qhia thiab duab

Video: Canadian goose: yug piav qhia thiab duab
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Anonim

Canadian Goose - ib hom goose. Nws sawv tawm ntawm cov txheeb ze nrog lub caj dab luv luv thiab beak, nrog rau cov xim txawv txawv. Lub cev ntev ntawm cov noog no mus txog rau caum centimeters, thiab qhov hnyav tshaj plaws yog yim kilograms. Qhov no ntau yam muaj ntau subspecies, sib sau los ntawm sab nraud zoo li. Nyob rau thaj tsam ntawm Russia koj yuav ntsib ib tug goose infrequently. Tus neeg muaj npe nyob rau hauv Phau Ntawv Liab, raws li nws yog nyob rau verge ntawm extinction.

Canadian goose
Canadian goose

Neeg Nyob

Canadian goose belongs rau chav kawm ntawm cov noog, xaj Anseriformes, duck tsev neeg. Tseeb, tus neeg no outwardly zoo li ib tug goose thiab ib tug os nyob rau tib lub sij hawm. Lub peculiarity ntawm yug yog nyob rau hauv sab nraud sib txawv ntawm cov poj niam thiab cov txiv neej. Cov txiv neej loj dua. Lub suab ua los ntawm geese kuj zoo li cov goose. Goose subspecies feem ntau muaj nyob rau sab qab teb sab hnub tuaj Canada thiab Tebchaws Meskas. Lawv nyob hauv thaj chaw hav zoov nrog dej. Nyob rau hauv lub thib ob ib nrab ntawm lub xyoo pua 20th, cov tsiaj kis mus rau sab av loj. Tam sim no txawvGoose hom tuaj yeem pom nyob rau sab qaum teb sab hnub tuaj Europe, suav nrog Russia. Lub neej ntawm tus noog no yog kaum ob xyoos nyob rau hauv qus. Cov kev ua ntawm goose pib qhia thaum lub Plaub Hlis thiab Tsib Hlis. Nws nyob hauv cov Islands tuaj nrog cov dej loj. Yuav tsum muaj cov nroj tsuag nyob ze. Cov noog ua zes hauv cov nyom. Cov xeeb ntxwv ntawm ib tug neeg yog los ntawm plaub mus rau xya tus me nyuam qaib. Txawm tias muaj tseeb hais tias cov goose zes nyob rau hauv ib cheeb tsam, cov tib neeg nyiam tsim zes ntawm ib qho deb ntawm ib leeg.

Canadian goose
Canadian goose

Ntse

Canadian Goose - ib tug noog uas teev nyob rau hauv Phau Ntawv Liab. Goose Order muaj keeb kwm qub. Txawm li cas los xij, cov ntaub ntawv tseeb ntawm lawv cov tsos yog tseem tsis paub. Goose noj cov zaub mov cog, thiab nyiam ua zes hauv North America. Qhov no yog vim huab cua uas nyiam tshaj plaws rau nws. Humidity, cov nroj tsuag ntom ntom, dej hauv av, swampy struts yog cov xwm txheej tseem ceeb rau kev ua zes noog. Tus neeg Canadian muaj txog kaum subspecies, qhov sib txawv ntawm qhov tsuas yog xim ntawm plumage. Lub ntsiab feature ntawm hom yog hais tias tus txiv neej yuav siv sij hawm ib feem nyob rau hauv hatching qe, pab cov poj niam, nrog rau equipping lub tsev. Tsis zoo li lwm hom, Canadian nyiam txav los ntawm av lossis huab cua. Nws ua luam dej phem dua lwm cov txheeb ze. Cov yam ntxwv ntawm tus neeg muaj xws li kev sib raug zoo ntawm tsev neeg, uas tau pom meej meej thaum lub sijhawm ua zes thiab tsiv teb tsaws.

Zoo li

Cov Goose Canadian ncav cuag qhov ntev txog li ib puas centimeterssiab kawg. Cov qauv no muaj lub caj dab luv luv (piv rau cov goose) thiab ntev, siab beak. Lub taub hau thiab caj dab ntawm goose yog pleev xim rau dub. Ib tug txawv feature ntawm tus neeg yog ib tug dawb kab txaij uas smoothly dhau los ntawm lub caj dab mus rau lub puab tsaig. Lub plab ntawm tus noog yog grey nyob rau hauv cov xim, nws muaj tsaus nti transverse kab txaij. Cov paws thiab beak kuj grey. Lub undertail ntawm goose yog dawb. Cov me nyuam qaib ntawm ib tus neeg muaj xim daj-xim av, nws nyuaj rau qhov txawv ntawm cov menyuam qaib ntawm cov geese.

Canada goose duab
Canada goose duab

Tus goose tuaj yeem lees paub los ntawm ob lub ntsiab lus: tus qauv thiab qhov ntev ntawm lub cev (feem ntau), xim ntawm plaub. Lub barnacle goose muaj cov plumage dub rau ntawm nws nraub qaum, dawb ntawm nws lub plab, thiab grey ntawm nws sab. Outwardly, nws zoo li Canadian goose. Hauv qhov ntev, tus neeg ncav cuag 70 centimeters. Goose liab-breasted goose muaj lub caj dab luv luv thiab ib tug beak me me. Feather xim txawv ntawm xim av mus rau liab. Cov noog me me, qhov siab tshaj plaws yog 60 centimeters, thiab qhov hnyav yog 2 kilograms. Cov qauv Hawaiian muaj lub teeb grey plaub nrog thaj ua rau thaj dub; nyob rau hauv dub, ib tug txawv feature yog ib tug ntshiab dawb kab txaij ntawm caj dab thiab ib tug tsaus plumage xim. Dawb-fronted grey noog nrog dub me ntsis thiab ib tug dawb Tail. Qhov loj me, tus goose no me dua li cov goose zoo tib yam.

Habitats

Cov Goose Canadian muaj nyob hauv Russia, tab sis tsawg dua nyob hauv Europe thiab Canada. Feem ntau, nws nres hauv thaj chaw thaum tsiv teb tsaws. Nyob rau hauv Russia, feem ntau yog dawb-fronted goose. Lub ntsiab feature ntawm no subspecies yog hais tias tus neeg tsis nyiam ua luam dej, coj ceev faj, pub rau cov qoob loo, tua thiab rhizomes. Tus neeg Canadian belongs rau cov noog tsiv teb tsaws, yog li nws nyiam siv lub caij ntuj no uas nws sov dua. Feem ntau nws ua flights nyob rau hauv qhov tsaus ntuj nti, ya nyob rau hauv ib tug wedge. Noog yog hardy heev. Hauv kev ya davhlau, nws tuaj yeem siv sijhawm ntau teev yam tsis tau so. Ib qho tshwj xeeb ntawm kev pom yog tias lub npoo ya mus ntawm kev kub ceev, ntawm qhov siab ntawm ib mais.

Canadian goose nyob rau hauv Russia
Canadian goose nyob rau hauv Russia

Raws li lub npe ntawm hom txhais tau hais tias, qhov chaw tseem ceeb ntawm cov noog yog Canada. Nws tseem muaj nyob rau sab qaum teb ntawm Asmeskas, Aleutian Islands, hauv Alaska. Nyob rau thaj tsam ntawm Russia, feem ntau cov noog tuaj yeem pom nyob rau sab hnub tuaj ntawm lub tebchaws, qee zaum hauv thaj av Leningrad. Vim yog kev puas tsuaj ntawm Canadian geese los ntawm cov neeg yos hav zoov thaum pib ntawm lub xyoo pua xeem, tus neeg siv tau ploj mus. Hauv ntau thaj tsam ntawm Canada, kev yos hav zoov no yog txwv tsis pub. Ua tsaug rau cov haujlwm tseem ceeb ntawm cov koom haum kev txuag, cov pej xeem Canada Goose tau rov qab los. Tam sim no cov noog tuaj yeem pom tsis yog hauv tsev xwb, tab sis kuj nyob rau sab qaum teb-Western Europe, suav nrog Askiv thiab New Zealand.

Yuav noj dab tsi

Cov Qis Canada Goose thiab lwm yam subspecies pub tsuas yog rau cov nroj tsuag. Lub hauv paus ntawm lawv cov khoom noj khoom haus yog plantain, bukharnik, fescue, sedge, thiab lwm yam nyom nyom. Qee hom, tsis yog Canadian nkaus xwb, noj cov qoob loo. Nws cov zaub mov qee zaum suav nrog pob kws thiab nplej. Txawm tias muaj kev quav yeeb quav tshuaj, tus goose tsis ua mob rau tib neeg cov qoob loo.

tsawg dua Canadian goose
tsawg dua Canadian goose

Kev

Txawm hais tias hom tsiaj ploj mus, Canada goose (cov duab noog - saum toj no) nyiam ntau tus neeg yos hav zoov. Nyob rau thaj tsam ntawm Russia, kev yos hav zoov rau cov noog no kuj raug txwv. Thaum lub caij, cov neeg yos hav zoov tua txog plaub puas txhiab tus geese. Tus neeg no yog tsiaj qus, tab sis muaj txoj hauv kev ntawm kev yug tsiaj hauv tsev. Txhawm rau ua qhov no, nws yog qhov tsim nyog los tsim txhua yam kev raug kaw thiab xyuas kom muaj kev saib xyuas kom raug. Nws suav nrog kev noj zaub mov thiab kev yug me nyuam. Txij li thaum goose yog ib tsev neeg, nws yog qhov yooj yim tshaj plaws rau nws nyob hauv ib pab pawg. Yog li ntawd nws yuav tsis mob tsawg thiab yuav hloov mus rau cov xwm txheej tshiab. Kev yug me nyuam geese hauv kev poob cev qhev yog qhov nyuaj heev, yog li koj yuav tsum kawm txog cov yam ntxwv ntawm hom no. Ib tus neeg uas muaj kev saib xyuas kom zoo tuaj yeem loj hlob mus txog ib puas centimeters ntev nrog qhov hnyav ntawm xya kilograms.

Pom zoo: