The Asian dogon-billed murrelet: description, abinci mai gina jiki, haifuwa

The Asian dogon-billed murrelet - karamin tsuntsu, wanda nasa ne da auk (rzhankobraznyh detachment). Nesting mazauninsu da yawa ana ba daidai sani, amma wadannan tsuntsaye suna kunshe a cikin Red Littãfi. A kan ƙasa na kasar, ya ce tsuntsu, yana kare a Kamchatka da Sakhalin, kazalika da dama yanayi reserves na Far East.

habitats

Wadannan migratory tsuntsaye (sunan mambobi ne na iyalin an kai tsaye alaka su bayyanar) gida a guda nau'i-nau'i a m da kuma bakin teku gauraye da coniferous gandun daji. A wannan suke samun abinci. A lokacin rani akwai koguna da tabkuna da ruwa tare a nesa daga teku: shi ne sau da yawa rubuce a kan tabkuna kamar Azhabache, Kronotsky da Kuril.

Sheƙarsu suna located ko da yaushe a kan larch da kuma sanya na twigs, ko lichen, liyi tare da lichens da kuma Pine needles. Wasu tsuntsaye wintering a Gulf na Petra Velikogo (a cikin Maritime Territory) a Japan - daga Hokkaido gaba, a Kyushu da Honshu, a yankin ruwan Koriya, kazalika a Liaodong da Shandong peninsulas.

launi

Mariri - tsuntsu wanda babba jiki ne brownish-baki kala tare da wani kan iyaka na gashinsa yellowish m inuwa. A downside tare da wannan fari da baki aibobi m. A Iris na da ido ne da launin ruwan kasa a launi, baki duhu jaraba, m-m kafafu da webbed baki. A yanayi, shi tsaye a mai haske contrasting makogwaro. A cikin hunturu, biyu-launi tabo - duhu fari kasa da kuma saman. White zobe kusa da ido ne. A kansa akwai wani duhu hula, wanda ya sauka a kasa da gabobin da hangen nesa.

Salon da kuma halayyar

The Asian dogon-billed murrelet mafi yawa rayuwa a cikin kungiyoyin. Ko da yake 'yan sheƙarsu aka samu located a kan daya. A wannan yanayin, biyu daga cikinsu an samu a cikin dazuzzuka daga bakin gaci. A farko an halitta a cikin cokali mai yatsu daga wani reshe, na biyu - a wata tsawo kusan talatin mita kashe ƙasa a cikin m. Sauran ramummuka da ake samu a cikin rami a tsakiyar tundra a subantarctic kananan tsibiran.

soket

Ya kamata a lura cewa duk sheƙarsu samu yafi sanya a wata tsawo na biyu zuwa bakwai mita da kuma larches an sanya na kananan twigs da lichen, a hankali liyi tare da Pine needles.

abinci

The Asian dogon-billed murrelet ciyarwa, yafi a kan kifi. The larvae na cikin ruwa kwari aka same shi a cikin abinci samfurori da kuma crustaceans.

haifuwa

Dole ne in ce cewa a lokacin kiwo kakar tsuntsaye hanyar rayuwa ba a karatu. A kan ƙasa na Rasha da aka har yanzu samu kawai uku sheƙarsu: a kan tekun na Sakhalin Island a Chayvo Bay, a kan watershed Kukhtui da farauta, kazalika a kan sashin Kony, dake kusa da Magadan. Kuna hukunta daga wadannan lokutta, da Asiya dogon-billed murrelet kayansa mãsu qwai a marigayi Yuni - farkon Yuli. A wannan yanayin a cikin masonry ko da yaushe kawai daya kwai. Kajin kyankyasar kwan a game da wata daya (a karshen Yuli, ko a farkon watan Agusta). Kamar yadda bayani game da wannan tsuntsu a wannan lokaci shi ne kadan, ya kamata a lura da cewa makiya da kuma iyakance dalilai ne ba a sani ba.

zurriyar

A guda kwai, wanda yana da wani elongated m siffar, halin da kodadde bluish-kore dabbare-dabbare da kananan duhu Brown ya dafa. Mariri a cikin kiwo kakar sau da yawa tashi a kan gandun daji a yamma da sokin fito. Kamar yadda aka ambata riga, incubating yana da matsakaita na kwana talatin. Wannan tsari hannu biyu mambobi ne na biyu.

Little kajin an rufe tare da m yellowish-m saukar, suna da kananan duhu aibobi. A lokacin da suka tsaya a sheƙarsu na hudu makonni. A wannan lokaci, adult migratory tsuntsaye, waɗanda sunayensu an kai tsaye alaka da baki elongated kawo zuriyarsa larvae da tsutsotsi ciyar. A nesting sanya manya bayyana sosai a farkon. Yana yakan auku a farkon watan Mayu. A daidai wannan lokaci kai tsaye zuwa nesting suka fara kawai a watan Yuni.

ƙarfi

A bakin Kamchatka a cikin uku-kilometer tsiri na ruwa a lokacin rani lokaci shi aka ɗauke shi zuwa lissafi a kusa da 9,000 dogon-billed murrelet. A gabas Coast a lokaci guda suka lura da 7000 mutane da kuma 2000 - a yamma. tsuntsu yawa a wasu yankunan bakin Kamchatka kai 8 mutane da murabba'in mita.

irin wannan nau'in

Sun bambanta daga Kittlitz ta Murrelet hawa a duhu inuwa ruwan kasa da kananan ripples, gaba daya duhu wutsiya da dogon baki. Kuma a cikin hunturu - a manyan duhu hat, fada a kasa da tsuntsaye ido.

barazanar hankali

M bayanai game da abokan gaba, kazalika da iyakance factor a cikin rãyuwar lokacin, kimiyya ba a sani. Akwai lokuta da fuka mai gurbata yanayi.

kariya

Asian mariri, kamar dukan rare tsuntsaye na duniya, da aka jera a cikin Red Littãfi. Bugu da kari, shi ne kunshe a cikin aikace-aikace na hadin yarjejeniyar tsakanin Rasha da kuma Amurka, Japan, Korea ta Arewa da Koriya ta Kudu a kan kariya daga migratory tsuntsaye. Mariri kare a Magadan, Kronotsky, Kuril, Poronaisk da Sikhote-Alin reserves da matsafai a Sakhalin da Kamchatka. Yana bukatar musamman safiyo a daidai ƙayyade da kiwo iyaka da kuma lambar.