E 'ngoe ea mefuta e fokolang le e khahlisang ea likhantsi tse tsoang metsing tse lulang metsing k'honthinenteng ea Amerika ke Goosean Goose. Nonyana ena e ratang tokoloho ha e fuoe matsohong a motho ebile e khetha ho lula libakeng tse nang le limela tse teteaneng le boteng ba seliba.
Nakong ea mariha, likhantsi tse lulang libakeng tse ka leboea li fofa moo ho futhumetseng. Ho falla ha linonyana ho etsahala hang ka selemo hoetla.
Canadian Goose e ananeloa ka ponahalo ea eona e ntle le boleng ba tsona. Ea morao e sebelisoa ke baetsi ba liaparo tsa mariha e le heater.
Hangata kubu ea Canada e fetoha liphofu tse batloang ke litsomi. Ntle le lithahasello tsa lipapali (nonyana e nyane, empa e ea sebetsa ebile e ea fokola), li fumana masiba le fluff hammoho le nama e jang nama.
Tlhaloso ea mofuta
Linonyana tsena li na le mabitso ka lebaka la tšubuhlellano ea boima hohle Canada. Mona ba rata ho lula le ho haha lihlaha ho fihlela kajeno. Boima bo boholo ba nonyana ke 7 kg. O na le hlooho e benyang e lefifi, mapheo a sephara, mahlo a lefifi le molomo.
'Mala oa mofuta oa' mala o na le 'mala o bokhubelu, ka linako tse ling o le bokhubelu. Marameng a linonyana, matheba a tšoeu a hlahelletseng a hlahella, a hokahana ka tlas'a sefuba. Li-paws tse nang le boea bo ntšo.
Li-Canese tsa Canada ha li fetole 'mala oa makhopho ho latela sebaka sa tlhaho, lijo, mofuta oa polokelo. Baemeli ba bacha ba mofuta ona ba shebahala ba le bobebe ho feta batho ba baholo. Likhantsi li fumaneha haufi le sebaka sa polokelo haholo-holo joang bo botala.
Palo e phahameng ka ho fetisisa ea lihlahisoa e fumanoa Amerika. Likhantsi tse ling li ntlafalitsoe linaheng tse ling tsa Europe. Ka lebaka la tikoloho e khahlisang, boholo le litšobotsi tsa kantle tsa linonyana li fapana haholo. Sena se ile sa lebisa taba ea hore bo-ramahlale ba ananetse lingoloa tse ka bang 11-12 tsa tatellano ea li-Canada tsa Anseriformes.
Matšoao a Kantle ho Little Canada Goose
Little Canada Goose e na le boholo ba 'mele bo ka bang 76 cm.
Wingspan: 109 - 119 cm.
Boima ba nonyana bo fihlella ligrama tse 950 - 3000.
Canada Goose (Branta hutchinsii)
Ka ponahalo, e ts'oana haholo le le khantsi ea Canada, ka hona hangata e bitsoa "tse nyane tsa Canada" (khantsi e nyane ea Canada). Pejana ho moo, Goose ea Canada e ne e nkuoa e le litlatsetso tsa mohono oa Canada.
Haeba u beha linonyana ka bobeli tsa mefuta e fapaneng ka lehlakoreng le le leng, joale motheong oa litekanyetso tse bonolo tsa boima ba 'mele, ho thata haholo ho li khetholla ho e mong, hobane khase e kholo ka ho fetisisa ea Canada le e nyane ea Canada li na le boima bo lekanang, li-kilos tse fetang tse tharo. Leha ho le joalo, maemong a mangata, likhantši tsa Canada li linonyana tse kholo haholo, li ka fihla ho 6.8 kg. Ha sefofane, khantsi e nyane ea Canada e ka khetholloa ke molala o khuts'oane haholo. Boitšoaro ba boitšoaro bo u lumella ho totobatsa likhantšo tsa Canada ka ho hooa haholo.
Khama e nyane ea Canada e na le molala o motšo le hlooho.
Khoele e tšoeu e pharalletseng e tšela ka tlase hloohong, e tloha molomong oa tsebe ho ea hole. Ho na le masiba a mangata a 'mele ka bohlooho - bosootho bo sootho. Matsoa a batsho. Mohatla o motšo, o fapana ka mebala le oblium, 'me moqomo o pharalletseng o feta. Molomo oa eona o mokhuts'oane ebile o sebopeho se fapaneng le oa likhantsi tsa Canada. Molala o mosoeu o mosoeu o khabisa setsi sa molala ebe o itsamaela ka tlase.
Lihlaha tsa Canada Goose lihlaha ka leboea le bohareng Canada le Alaska.
Li-Habitats tse Nyane tsa Canada
Little Canada Goose e lula libakeng tse fapaneng nakong ea moalo, haholo tundra, hoo e batlang e se hole le metsi. E lula meriting, libetheng tsa lehlaka kapa libakeng tseo ho holang lifate le tse nyane tse nang le monokotsoai, ke lijo tse ka sehloohong bakeng sa linonyana tse kholo le li-nidifier.
Mariha le nakong ea ho falla, Canadian Goose o khetha metsi a kenang ka hare ho naha: matša, linoka le likhohlo. Libakeng tsa mabopo, mofuta ona oa linonyana o ka fumaneha libakeng tse futhumetseng tse koahetsoeng ke metsi a leoatle, lihlaba le libaka tse nang le matsoapo sebakeng se bulehileng, matangoana a metsi a letsoai, makhulo le linaha tse nang le tsona. Nakong ena, mohono o monyane oa Canada o ka bonoa le mabopong a joang bo metseng le litoropong, empa a le haufi le metsi kamehla.
Canada Goose e etsa lipeeletso tse hlano, tse fapaneng ka boholo ba 'mele le boima ba tsona.
Phokotso e nyane ea Canada
Lihlaha tsa Canada Goose lihlaha ka leboea le bohareng Canada le Alaska. Ka lehlakoreng le leng la Bering Strait, e kile ea e-ba pono e tloaelehileng Hloahloeng ea Kamtchaka, Siberia e ka bochabela, China leboea le Japane. Mariha, linonyana li fofa li ea libakeng tse futhumetseng tse batang haholo, United States (Texas) le Mexico.
Canada Goose e etsa mefuta e mehlano ea subspecies, e fapaneng haholo ka boholo ba mmele le boima. Ho etsa mebala ea plumage ha se mokhoa o ka sehloohong oa ho khetholla li-subspecies.
- B. h. hutchinsii e lula ka leboea, Canada bohareng, Greenland, boima ba karolelano ea boima ba li-1,27 kg, mariha a Texas le leboea Mexico.
- B. h. leucopareia e fumaneha Lihlekehlekeng tsa Aleutian, e na le boima ba ligrama tse 2,27, 'me mariha ho la California bohareng.
- B. h. minima - ka bophirima ho Alaska, boima - 1.59 kg, mariha a California le ho ea ka boroa ho Mexico.
- B. h. taverneri e lulang ka leboea-bochabela - Alaska, leboea ho Canada, e fallela Amerika Boroa le bophirima.
- B. h. Asiatica mohlomong o lula Siberia ka lehlakoreng le leng la Bering Strait, empa boteng ba subspecies bona boa belaela.
Likarolo tsa boits'oaro ba likhama tse nyane tsa Canada
Nakong ea ho falla le libakeng tsa mariha, likhantsi tse nyane tsa Canada ke linonyana tse ratehang. Motho ka mong le malapa ka nako eo li theha lihlopha tse kholo tsa boea hammoho le likhantši tsa Canada. Ha nako ea ho ikatisa e ntse e atamela, likhantši tse nyane tsa Canada li sireletsa sebaka sa tsona ka mabifi le ho bontša boitšoaro bo mabifi.
Mofuta ona ke o fallang; lihlopha tsa batho ba fallang li na le malapa le batho ka bomong. Nakong ea sefofane, mohlape o inama ka tsela e nang le tlhaku ea "V", mme, joalo ka mola, e lula e le sebakeng se tlase lipakeng tsa limithara tse 300 le 1000. Lifofane li etsoa ka shoalane ebe li tsoela pele ntle le tšitiso ka lihora tse ngata. Lebelo le tloaelehileng la ho tsamaea ke li-kilometre tse 50 ka hora.
Goose Canadian Goose e nang le Chick
Ho Tsoala Canada Goose
Nyane Canada Goose e fihla lilemong tsa bocha ka selemo sa bobeli. Ka tloaelo ba morabe hape ba theha balekane ba nako e telele ba lenyalo. Leha ho le joalo, haeba nonyana e le 'ngoe e shoa, motho oa bobeli o fumana molekane e mocha. Ho lisa likhantšo tse nyane tsa Canada ho etsahala kamehla. E tšehali e khetha setsi sebakeng se phahameng, se fanang ka pono e ntle kahare ho phoka kapa noka. Ka linako tse ling sehlaha se fumaneha sehlekehlekeng se senyenyane bohareng ba noka. E 'ngoe ea li-subspecies tse lulang lihlekehlekeng tsa Aleutian li lisa maralla a leralla kapa letsoapong la lefika.
Little Canada Goose sehlaheng
Li-socks tsa khale li sebelisoa hangata.
Sehlaha se thehoa ke moss, lichen, sedge, se khabisitsoeng ka masiba. Ka har'a clutch ho na le mahe a 4 kapa a 5 moo e tšehali e lutseng feela matsatsi a 11-14. Lekhetlong lena, tse tona li hlokomela masonry. Malinyane a tsoile sehlaheng kamora lihora tse 24, kaha ba se ba le lilemong tsena ba khona ho tsamaea, ho sesa, ho itihela le ho ja ba le bang. Kamora libeke tse 6-7, ba ikemela ka ho felletseng 'me ba tlohela kou. Leha ho le joalo, likhantšo tse nyane li lula se le sehlopheng sa lelapa mariha a pele.
Little Canada Hoose Chick
Goose Canada e nyane
Khanyang e nyane ea Canada ka lehlabula ho tundra haholo e iphepa ka lijo tsa limela: joang, lehlaka le monokotsoai. Nakoana pele ba falla, ba ja ka matla peo ea lehlaka e le hore ba bokelle mafura a mangata, e leng mohloli oa matla bakeng sa lifofane tse telele.
Goose e nyane ea Canada e ntša lijo metsing, e inamisa hlooho le molala hore e fihle lijalo tseo u li batlang.
Mariha linonyana lia emisa masimong moo li jang koro le harese mariha. Ho feta moo, li iphepa ka likokoanyana, crustaceans le mollusks.
Lijo tse nyane tsa Canada Goose li jang haholo lijong tsa limela
Boemo ba Paballo ea Little Canada Goose
Minor Canada Goose, joalo ka Canese ea Canada, ke e mong oa baemeli ba atileng haholo ba Anseriformes k'honthinenteng ea Amerika Leboea. Li-Ornithologists li na le bothata bo tebileng ba ho hlalosa li-subspecies e le ho tsebahatsa li-subspecies tse kotsing e kholo ea litšokelo tse fapaneng. Little Canada Goose e amehile haholo ka tšilafalo ea tikoloho ka metsoako e bolaeang likokoanyana le meriana e bolaeang likokoanyana. Mofuta ona o tlasa khatello ho tsoa ho litsomi. Ho hlekefetsoa ha masimo a khase le oli ho Arctic ho lebisa tšenyehelong ea sebaka seo, ho baka kotsi e 'ngoe ea ho ba teng ha likhantši tse nyane tsa Canada tundra.
Subspecies B. h. leucopareia, e lulang ho Lihlekehleke tsa Aleutian, e sirelelitsoe ka botlalo, empa mathata a ho khetholla linonyana tsa mofuta ona o fumanehang ke litsomi a lebisa ho felleng ha linonyana.
Haeba u fumana phoso, ka kopo khetha sekhechana sa mongolo ebe o tobetsa Ctrl + Kena.
Mefuta e fapaneng ea likhantsi
Litsebi tse ngata li arola likhantšo tsa Canada lihlopheng tse peli: tse kholo le tse nyane. Linonyana tse kholo li na le masiba a teteaneng, lera le boreleli ba fluff. Ka ntle, li tšoana le likhantšo tse nyane. Baemeli ba banyenyane ba mofuta o joalo ka letata le hlaha. Goose Canada e nyane e na le bolelele ba mmele bo ka bang 75 cm, boima - eseng bo fetang 3 kg.
Ho latela sebaka sa bolulo, ho na le mefuta e 'maloa ea likhantsi tsa Canada. Ka mohlala, Aleutian Canada Goose ke nonyana ea sehlekehleke mme e lula lihlekehlekeng tsa Aleutian. Nakong ea mariha, nonyana ena e ea California. Lipeeletso tsa Aleutian Canosean Goose li na le batho ba fetang 20,000.
Mefuta B. h. Hutchinsii o ile a khetha Canada bohareng le Greenland bakeng sa bolulo ba hae. B. h. Minima o ile a lula Alaska, le B. h. Taverneri e lula ka leboea ho Canada le sebakeng se ka leboea-bochabela ho Alaska.
Mokhoa oa bophelo bo botle
Linonyana tse hlaha li tloaetse ho phela mohlapeng. Le malinyane a manyane a ka hlokomeloa ke litho tsohle tsa lelapa. Likhantši li holisa malinyane nakong ea likhoeli tse tharo tsa pele tsa bophelo. Ka nako ena, ha ba tlohele 'm'e ho le motsotsoana.
Kamora nako ea likhoeli tse tharo, kholo ea bacha e ikemela. E qala ho fumana lijo, e nka karolo ho tsamaiseng mohlape hammoho le linonyana tse baholo. Goose e kholo ea ho kopanela liphate e nkoa e le lilemo tse peli.
Baemeli ba linonyana ba ithutile ho khetholla kapele pakeng tsa kotsi e hlahang ho batho le liphoofolo. Ha ba tšoenyehile, ba arabela kapele mme ba ipata ka har'a joang kapa ba fofa. Letangoana la linonyana ke boemo bo bohlokoa haholo hore bo ka lula. E fepa ka libaka tse tala, tse melang lebopong la matša le linoka. Ha ho fofa bakeng sa mariha, likhantsi li hokahane mehlapeng.
Habitat
Ha ho buuoa ka pele ka likhantši tsa Canada li fumanoa Amerika Leboea, haholo-holo Kansas, California, Massachusetts. Ntle le moo, ba rata ho lapa Canada le Alaska, hammoho le Lihlekehleke tsa Kuril, tse nang le lijo tse ngata.
Palo e kholo ea linonyana e lihlekehlekeng tsa sehlekehleke sa Arctic. E 'ngoe ea libaka tse ncha tsa linonyana ea fetoha New Zealand. Europe, likhantši tsa Canada li emeloa haholo UK.
Hangata likhama tse nyane tsa Canada li lula libakeng tse lithaba tse nang le meroho e mengata. Libaka tse ratehang tsa nonyana - matamo, libaka tse nang le likhohola tse ngata. Nonyana ena e fumanoa libakeng tsa kolofo, lipakeng tsa makoloi, lirapeng tsa boikhathollo Amerika Leboea le Amerika Bohareng.
Litšobotsi tsa boitšoaro
Ha e le fatše, Canosean Goose ke nonyana e khutsitseng, empa ea baleha, haholo-holo ha e falla bakeng sa mariha, ho ts'oha ha eona ho utluoa ka mokhoa o hlakileng haholo. Mantsoe a batona le a basali a khonahala hantle ha linonyana li buisana ka ntle ho sefofane. Li hlaha ka mokhoa oa ho qaqisa ka matla ka ho hatisa lenane la bobeli.
Baemeli ba linonyana ba tsamaea hantle holim 'a metsi a thata le holim' a metsi, empa sefofaneng ha se matla joaloka baemeli ba bang ba matata. Ho ea holimo moeeng, khantsi e hloka nako e itseng. Hangata nuance ena e fetoha thuso e ntle bakeng sa litsomi.
Nonyana e mosa ebile e mosa ho mohlape. Canosean ea Canada e bontša pefo feela nakong ea ho tlolelana ha liphoofolo le ho tsuoa ha malinyane, le nakong ea ho falla ho ea likhoeling tse futhumetseng. Ka nako ena, likhantši li bokane ka mehlape e meholo, 'me mohloa oa tsona o pharalletse limithara tse makholo.
Li -eseese li fofa ka tsela ea mofuta oa V e nang le sebopeho sa mariha ka bophahamo bo boholo ba ho fihlela ho 1 km ka lebelo la 50 km ka hora. Ho fofa ha nonyana ho etsahala haholo nakong ea mantsiboea ea letsatsi mme ho nka lihora tse ka bang 2-3.
Ho tsoala le ho ikatisa
Canadian Goose ke baemeli ba libaka tse hlaha. Ha u le hae, u ka tsoala linonyana. Nakong ea ho tlolella mahe le ho hatcher mahe, likhantsi li batla libaka tse hole le batho. Lihlaha tsa basali li lutse hole le tse ling.
Baemeli ba mofuta ona ba batla banyalani ba bang ka holim'a metsi. Ha a qeta ho bonya, e tona e hatella molomo ho molala ebe e sesa e tšehali. Hangata, baemeli ba basali ba bangata ba loana hang-hang bakeng sa basali bao ba ba ratang. Haeba mosali a rata e motona, o inamisa molala ka tsela e tšoanang 'me o mo kenya ka metsing. Karolo e ikhethileng ea likhantši tsa Canada ke khetho ea baratani bophelo bohle.
Khama e ikemetse ka bo eona e lokisa sehlaha pele e palama mahe. Mabota a eona a ka hare le ka tlase a kentsoe ka tlase. Motseng o le mong oa khantsi ho ka ba le mahe a ka bang 8 a hatching.
Lihlaha tsa likhantsi li fumaneha joang bo botala, haholo maralleng, hole le phoka. Haeba nonyana e sa fumane sebaka se loketseng, e khetha ho khetha sekoti se loketseng sefateng.
Mosebetsi o moholo oa e motona nakong ea ho hatched ke ho sireletsa sehlaha le ho fumanela basali lijo. Kamora libeke tse 4, malinyane a manyane a hlaha mahe. Naheng ea rona, ho tsoma likhantlo tsa Aleutian ho thibetsoe. Libakeng tse ling tsa Amerika, palo e kholo ea likhoho e nkoa e le likokonyana, ka hona ho tsoma ha tsona ho ntse ho tsoela pele. Ka lebaka la ponahalo e ntle, likhantši li lula li nkeloa tlhokomelo ea liphoofolo. Mona li fana ka maemo a bophelo a haufi le hlaha.
Phepo e nepahetseng
Likhantsi tsa Canada li ja lijo haholo-holo tse tsoang limeleng. Lijong tsa bona - sedge e ncha, plantain, oatmeal. Masimong, nonyana e hlasimoloha ka harese le litsebe tsa poone.
Ho tundra, baemeli ba linonyana ba hlahisa monokotšoai le peo ea meroho. Peo ea lehlaka e sebelisoa ke likhantši bakeng sa lijo pele e fofa ho li futhumala. Bakeng sa bona, ba sebetsa e le mohloli oa matla le matla pele sefofane se tloha.
Baemeli ba mefuta e nyane haholo ea leboea-bophirima ba limela tsa likhantsi li sebelisa limela tse fumanehang ka tlasa metsi bakeng sa lijo. Ba qoelisa molala o molelele ka metsing ho fihlela lintho tse hlokoang. Shellfish, crustaceans le likokoanyana tse ling le tsona li ea lijong.