Enye yezinhlobo ezimbalwa futhi ezithokozisayo zama-waterfowl zasendle zasendle ezihlala ikakhulukazi ezwenikazi laseMelika yiCanadian Goose. Le nyoni ethanda inkululeko ayinikezwa ezandleni zomuntu futhi ithanda ukuhlala ezindaweni ezinemifino eminyene nokuba khona kwedamu.

Ngenkathi ebandayo, ama-goose ahlala ezindaweni ezisenyakatho agibela ezindlini ezifudumele. Ukufuduka kwezinyoni kwenzeka kanye ngonyaka ekwindla.

I-Canadian Goose yaziswa ngokubukeka kwayo okukhangayo nekhwalithi ephansi. Lesi sakamuva sisetshenziswa abenzi bezingubo zasebusika njenge-heater.

Imbuzi yaseCanada ivame ukuba yisisulu sokuhaha kwabazingeli. Ngaphezu kwezintshisekelo zezemidlalo (inyoni encane, kodwa ihambahamba futhi ibucayi), bathola izimpaphe kanye ne-fluff, kanye nenyama edliwayo.

Incazelo yokuzala

Izinyoni zathola igama lazo ngenxa yokuxinana kwabantu abaningi eCanada. Lapha bathanda ukuhlalisa nokwakha izidleke kuze kube namuhla. Isisindo esiphezulu senyoni ngamakhilogremu ayi-7. Unekhanda elimnyama elicwebezelayo, amaphiko abanzi, amehlo amnyama noqhwaku.

Umbala wohlobo lokuzalela unombala onsundu kancane, kwesinye isikhathi upende obomvu. Esihlathini sezinyoni, kuvela amabala amhlophe abonakala, axhumeka ngaphansi kwesilevu. Amawashi afakiwe amnyama.

AmaCanada aseCanada awashintshi umbala we-plumage ngokuya ngendawo yokuhlala, uhlobo lokudla, uhlobo lwedamu. Abamele abancane abazalanayo babukeka belula kancane kunabantu abadala. Amahansi akhiwe eduze nedamu ikakhulukazi utshani obukhulu.

Inani eliphezulu lezinhlobo zitholakala eMelika. Amanye amahansi aqhakanjiswa kwamanye amazwe aseYurophu. Ngenxa yendawo ekhangayo, ubukhulu kanye nezimpawu zangaphandle zezinyoni ziyehluka kakhulu. Lokhu kuholele ekutheni ososayensi bavume cishe ngo-11- 12 imininingwane yokulandelana kweCanada Anseriformes.

Izimpawu Zangaphandle ze-Little Canada Goose

ILittle Canada Goose inesisindo somzimba cishe esingama-76 cm.
I-Wingspan: 109 - 119 cm.
Isisindo sale nyoni sifinyelela ku-950 - 3000 amagremu.

ILittle Canada Goose (Branta hutchinsii)

Ngokubukeka, ifana kakhulu ne-Canada Canada Goose, ngakho-ke ibizwa ngokuthi "ihansi laseCanada" (ihansi elincanyana laseCanada). Phambilini iGoosean Goose ibibhekwa njengengxenye ye-Canada Canada Goose.

Uma ubeka zombili izinyoni zezinhlobonhlobo zezinhlobonhlobo eceleni, ngesisekelo sendlela elula yesisindo somzimba, kunzima kakhulu ukuhlukanisa kusukela komunye nomunye, ngoba i-goose enkulu kunazo zonke yaseCanada neCanada encane kunazo zonke zinesisindo esilinganayo, amakhilogremu angaphezulu kwamathathu. Kodwa-ke, ezimweni eziningi, amahansi aseCanada ayizinyoni ezinkulu ngokwedlulele, angafinyelela ku-6.8 kg. Lapho indiza, ihansi elincanyana laseCanada lingahlukaniswa ngentamo emifushane kakhulu. Isimilo sokuziphatha kukuvumela ukuthi uqokomise goose waseCanada ngokukhala okukhulu.

Ijamu elincanyana laseCanada linentamo emnyama nekhanda.

Iribhoni elimhlophe ebanzi liwela phansi kwekhanda, lisuka emgodini wendlebe liye komunye umgodi. Ubuningi bomzimba ngombala onsundu - nsundu. Amaphayi amnyama. Umsila umnyama, umehluko ogqamile ngombala ne-oblium, lapho kudlula khona umucu wobubanzi obuhlukahlukene. Uqhwaku lufushane futhi lakhiwe ngendlela ehlukile kunalolo lwe Canadian goose. Ikhola emincane emincane ihlobisa isisekelo sentamo bese ihamba ngezansi.

Izidleke zaseCanada zaseCanada eNyakatho nephakathi neCanada ne-Alaska.

Izindlela Ezincane ZaseCanada Goose

ILittle Canada Goose ihlala ezindaweni ezahlukahlukene ngesikhathi sokuzalela, ikakhulukazi e-tundra, cishe njalo eduze namanzi. Ihlala emaceleni, emibhedeni yomhlanga noma ezindaweni lapho kukhula khona izihlahla ezincane kanye nezihlahla ezinamajikijolo, lokhu kungukudla okuyinhloko kwezinyoni ezindala kanye nidifier.

Ebusika nangesikhathi sokufuduka, iCanada Goose yakhetha amanzi angaphakathi ezweni: amachibi, imifula kanye namaxhaphozi. Ezindaweni ezingasogwini, lolu hlobo lwezinyoni lungatholakala ezindaweni ezinamathuku agcwele amanzi olwandle, amasemikhondweni nasezindaweni ezinezintaba endaweni enamanzi, amadamu okugcwala amanzi, amadlelo kanye nezindawo zomhlaba olimekayo. Ngalesi sikhathi, ihansi elincanyana laseCanada lingabonakala nasezindlini ezinotshani zamadolobha namaphethelo, kodwa njalo eduze namanzi.

ICanada Goose yakha ama-subspecies amahlanu, ahlukene ngosayizi womzimba nesisindo.

Ukusakazeka Okuncane KwaseCanada

Izidleke zaseCanada zaseCanada eNyakatho nephakathi neCanada ne-Alaska. Ngakolunye uhlangothi lweBering Strait, bake baba ngumbono ojwayelekile eNhlonhlo yeKamtchaka, empumalanga yeSiberia, enyakatho neChina neJapan. Ebusika, izinyoni zindizela ezintabeni ezinesimo sezulu esipholile, e-United States (eTexas) naseMexico.

ICanada Goose yakha ama-subspecies amahlanu, ahlukahluka ngosayizi womzimba nesisindo. Umbala we-plumage akuyona inkambiso eyinhloko yokuthola imininingwane ethile.

• B. h. i-hutchinsii ihlala enyakatho, enkabeni yeCanada, eGreenland, isisindo esilinganiselwa ku-2.27 kg, ebusika eTexas nasenyakatho neMexico.
• B. h. I-leucopareia itholakala e-Aleutian Islands, inesisindo esingu-2.27 kg, kanti ebusika eCentral California.
• B. h. minima - entshonalanga ye-Alaska, isisindo - 1.59 kg, ebusika eCalifornia naseningizimu yeMexico.
• B. h. i-taverneri ehlala enyakatho-mpumalanga - i-Alaska, enyakatho yeCanada, ifudukela eningizimu-ntshonalanga ye-United States neMexico.
• B. h. I-Asiatica mhlawumbe ihlala eSiberia ngaphesheya kweBering Strait, kepha ukuba khona kwalokhu okubhaliwe kuyangabaza.

Izici zokuziphatha kwe-Canada Goose encane

Ngesikhathi sokufuduka kanye nasebusika obusetshenziselwa ubusika, amahansi amancane eCanada ayizinyoni ezithandekayo. Umuntu ngamunye kanye nemindeni bese iba amaqoqo amakhulu ngokuhlangene kanye namahansi aseCanada. Lapho sekuza isikhathi sokuzalela, amahansi amancane aseCanada avikela indawo yawo ngobudlova futhi abonise ukuziphatha okunolaka.

Le nhlobo iyindawo efudukayo; amabhendi abantu abafudukayo ahlanganisa imindeni nabantu ngabanye. Ngenkathi indiza, umhlambi ugoba ngesigaxa esifana nehlamvu u- “V” kanti umthetho-sisekelo uhlala endaweni ephansi phakathi kwamamitha angama-300 kuye kwangama-1000. Izindiza zenziwa kusihlwa futhi ziqhubeke ngaphandle kokuphazamiseka amahora amaningi. Ijubane elijwayelekile ngamakhilomitha angama-50 ngehora.

I-Canadian Goose encane enama-Chick

Ukuzala Canada Goose

ICanada Goose encane ifinyelela eminyakeni yokuthomba ngonyaka wesibili. Imvamisa bayizithandani futhi zakha imibhangqwana eshadile ende. Kodwa-ke, uma inyoni eyodwa ifa, umuntu wesibili uthola umlingani omusha. I-Nesting ngamahansi amancane aseCanada yenzeka endaweni evamile. Owesifazane ukhetha isayithi endaweni ephakeme, enikeza umbono omuhle ngaphakathi kwerejista noma emfuleni. Kwesinye isikhathi isidleke sitholakala esiqhingini esincane maphakathi nomfula. Enye yezinsalela ezihlala esiqhingini sase-Aleutian idla izindwani ezintabeni noma edwaleni eliwugwadule.

Little Canada Goose esidlekeni

Izisekelo ezindala zivame ukusetshenziswa futhi.

Isidleke sakhiwa moss, lichen, sedge, sihlotshiswe ngezimpaphe. E-clutch kunamaqanda ama-4 noma ama-5 lapho kuhlala owesifazane kuphela izinsuku eziyishumi nanye nanye. Ngalesi sikhathi, amaduna aqapha ukuqondisisa. Amakati ahamba esidlekeni ngemuva kwamahora angama-24, lapho esekuleminyaka ayakwazi ukuhamba, ukubhukuda, ukudonsa nokudla eyedwa. Ngemuva kwamasonto angama-6-7, bazimela ngokuphelele futhi bashiya itheku. Kodwa-ke, amahansi asemancane ahlala eqenjini lomndeni ebusika bokuqala.

Little Canada Goose Chicks

IGreater Canada Goose

Ama-Goose amancane aseCanada ehlobo kuma-tundra ikakhulukazi adla ngokudla kwezitshalo: utshani, umhlanga namajikijolo. Ngaphambi nje kokufuduka, badla kakhulu imbewu enomhlanga ukuze baqoqe ungqimba lwamafutha, okuyisisekelo samandla ezindizeni ezinde.

ICar Canada Goose encane ikhipha ukudla emanzini, igxilisa ikhanda nentamo yayo ukuze ifinyelele izitshalo ozifunayo.

Ebusika, izinyoni ziyema emasimini lapho zidla khona amabele kakolweni nebhali. Ngaphezu kwalokho, zidla izinambuzane, ama-crustaceans kanye nama-mollusks.

Ukudla okuncane kweCanada Goose ikakhulu ekudleni kwezitshalo

Isimo Sokulondolozwa Kwe-Canada Canada Goose

Abangaphansi baseCanada Goose, njengamaGeese aseCanada, bangomunye wabameleli abasakazeke kakhulu kuma-Anseriformes ezwekazini laseNyakatho Melika. Ama-Ornithologists anenkinga enkulu ekuchazeni ama-subspecies ukuze akhombe ama-subspecies asengozini enkulu yezinsongo ezahlukahlukene. ILittle Canada Goose izwelayo kakhulu ekungcolisweni kwemvelo ngamakhompiyutha okuhola nawokubulala izinambuzane. Le nhlobo ingaphansi kwengcindezi evela kubazingeli. Ukuxhashazwa kwamasimu wegesi nowoyela e-Arctic kuholela ekubhujisweni kwendawo yokuhlala, okwenza kube nengozi ethile yokuba khona kwama-Canada Canada amancane e-tundra.

Izinkomba B. h. i-leucopareia, ehlala eziQhingini zase-Aleutian, ivikeleke ngokuphelele, kepha ubunzima ekuboneni izinyoni zalokhu okukhonjwe ngabazingeli kuholela ekuqothulweni kwezinyoni okungathandeki.

Uma uthola iphutha, sicela ukhethe ucezu lombhalo bese ucindezela I-Ctrl + Faka.

Izinhlobo ze-goose

Iningi labachwepheshe lihlukanisa amaKhanada aseCanada ngezigaba ezimbili: ezinkulu nezincane. Izinyoni ezinkulu zinenqwaba yepayipi, ungqimba obukhulu be-fluff. Ngaphandle, ziyefana nama-goose young. Abamele abancane abazalanayo bafana nedada lasendle. ICanada Goose Encane inobude bomzimba obubalelwa ku-75 cm, isisindo - hhayi ngaphezu kwama-3 kg.

Ngokuya ngendawo yokuhlala, kukhona okumbalwa okuphathelene nama-Canada Canada. Isibonelo, i-Aleutian Canada Goose iyinyoni yesiqhingi futhi ihlala eziQhingini zase-Aleutian. Ngenkathi ebandayo, le nyoni ifudukela eCalifornia. Ukubhaliswa kwe-Canadian Goose yase-Aleutian kunabantu abangaphezu kuka-20,000.

Izinhlobo B. h. UHutchinsii wakhetha indawo ephakathi neCanada neGreenland indawo yokuhlala. B. h. UMinima wazinza e-Alaska, kanye no-B. h. AmaTaverneri ahlala enyakatho yeCanada nasenyakatho-mpumalanga ye-Alaska.

Indlela yokuphila ye-Goose

Izinyoni zasendle zisetshenziselwa ukuhlala emhlambini. Ngisho namachwane amancane anganakekelwa yiwo wonke amalungu omndeni. Amahansi akhulisa amaphuphu amancane ezinyangeni ezintathu zokuqala zokuphila. Ngalesi sikhathi, abashiyi mama ngomzuzu.

Ngemuva kwenkathi yezinyanga ezintathu, ukukhula okuncane kuyazimela. Iqala ukuthola ukudla, ibamba iqhaza ekuhambisa umhlambi kanye nezinyoni ezindala. I-goose endala yokuvuthwa ngokobulili ibhekwa njengeminyaka emibili.

Abamele izinyoni bafunde ukusheshe bahlukanise phakathi kwengozi evela kubantu nasezilwaneni. Lapho bekhathazekile, basabela ngokushesha bacashe otshanini noma banduleke. Isichibi sezinyoni siyisimo esibaluleke kakhulu sokuhlala. Zidlela izikhala eziluhlaza, ezikhula ogwini lwamachibi nemifula. Lapho indiza ebusika, amahansi axhumekile emhlambini.

Habitat

Kukhulunywa ngako kwekucala kwemahhashi aseCanada atfolakala eNyakatfo Melika, ikakhulu eKansas, California, Massachusetts. Ngaphezu kwalokho, bathanda izidleke eCanada nase-Alaska, kanye naseziQhingini zaseKuril, ezicebile ngokudla.

Inani elikhulu lezinyoni zitholakala eziqhingini ze-Arctic archipelago. Enye yezindawo ezintsha zezinyoni yaba yiNew Zealand. EYurophu, inani lama-Canada goese limelwe kabanzi e-UK.

Imbuzi encane yaseCanada ihlala ezindaweni ezisezintabeni ezigcwele imifino. Izindawo ezithandekayo zenyoni - amadamu, izindawo ezinamanzi ezigcwala phansi. Le nyoni itholakala ezifundweni zegalofu, emapaki ezimoto, emapaki eNyakatho naseMelika Ephakathi.

Izici zokuziphatha

Emhlabathini, iGoosean Goose iyinyoni ethule, kepha uma indiza, ikakhulukazi lapho ifudukela ebusika, ukuzwakala kwayo kuzwakala kahle kakhulu. Iphimbo labesilisa nabesifazane libonakala ngokucacile lapho izinyoni zikhulumisana ngaphandle kwendiza. Babonakala ngesimo sokuxineka okukhulu ngokugcizelelwa kwesilabhasi yesibili.

Abamele izinyoni zihamba kahle endaweni eqinile naphezu kwamanzi, kepha endizeni ayinamandla njengabanye abamele amadada. Ukuze ukhuphukele emoyeni, i-goose idinga isikhathi esithile. Imvamisa le nuance iba usizo oluhle kubazingeli.

Le nyoni inomusa futhi inobudlelwano emhlambini. I-Canada Canada Goose ikhombisa ubudlova kuphela ngesikhathi sokukhwelana nokuqandelwa kwamachwane, kanye nangesikhathi sokufudukela ezimpini ezifudumele. Ngalesi sikhathi, amahansi aqoqana ngemihlambi emikhulu, kanti ihlosi lawo lisakazeka ngamamitha amamitha.

IGeese ngesimo se-wedge ebunjwe nge-V indiza ubusika ebangeni eliphakeme kakhulu ifinyelela ku-1 km ngesivinini esingama-50 km ngehora. Ukundiza kwale nyoni kwenzeka ikakhulukazi ngesikhathi sokushona kosuku futhi kuthatha cishe amahora angama-2-3.

Ukuzalela nokuzalela

ICanada Goose ingabameli bendawo yasendle. Ekhaya, izinyoni ezizalisayo ngeke zisebenze. Ngenkathi yokuzalela nokuqandusela amaqanda, ama-goose abheka izindawo kude nabantu. Izidleke zabesifazane zitholakala kude nomunye.

Abamele lo mfutho bazifunela izithandani uqobo phezu kwamanzi. Ngesikhathi sokudlala ngothando, owesilisa ucindezela uqhwaku entanyeni futhi ubhukuda kowesifazane. Imvamisa, abameli besifazane abaningana balwela kanye kanye kowesifazane abathandayo. Uma owesifazana ethanda owesilisa, ugoba intamo ngendlela efananayo amgobise emanzini. Isici esahlukile sama-Canada goose ukukhethwa kombhangqwana impilo yonke.

I-goose ngokuzimela ilungiselela isidleke ngaphambi kokugibela amaqanda. Izindonga zawo zangaphakathi nangaphansi zikleliswe phansi. Kwelinye i-goose, kungaba namaqanda afinyelela ku-8.

Izidleke ze -eseese zitholakala otshanini obukhulu, ikakhulukazi emagqumeni, hhayi kude nedamu. Uma inyoni ingayitholi indawo efaneleyo, ibheka ekukhetheni umgodi ofanele esihlahleni.

Umsebenzi oyinhloko owesilisa ngesikhathi sokubopha ukuvikela isidleke nokuthola insikazi ukudla. Ngemuva kwamaviki ama-4, amaphuphu amancane avela emaqanda. Ezweni lethu, ukuzingela goose Aleutian akuvunyelwe. Kwezinye izindawo zaseMelika, inani elikhulu lezinkukhu libhekwa njengezinambuzane, ngakho-ke ukuzingela kwazo kuyaqhubeka. Ngenxa yokubukeka okuhle, ama-goose avame ukuthathwa ukuze anakekelwe ezindaweni zasekhaya. Lapha zinikeza izimo zokuhlala eduze kwasendle.

Umsoco

AmaCanada aseCanada adla ukudla ikakhulukazi kwesitshalo. Ekudleni kwabo - i-sedge entsha, i-plantain, i-oatmeal. Emasimini, inyoni yehla ngebhali nezindlebe zommbila.

E-tundra, abamele izinyoni bakhiqiza amajikijolo kanye nembewu yomhlanga. Imbewu yomhlanga isetshenziswa yi-goose ekudleni ngaphambi kokundiza ezindlini ezifudumele. Ngabo, basebenza njengomthombo wamandla nobungqabavu ngaphambi kwendiza.

Abamele okumbalwa okuncane kakhulu kohlobo olusenyakatho-ntshonalanga lwezitshalo ezisebenzisa ama -eseji akhiwe ngaphansi kwamanzi ukudla. Bacwilisa intamo ende emanzini ukufeza izinto ozifisayo. Ama-Shellfish, ama-crustaceans kanye nezinye izinambuzane nazo zingena ekudleni.