Common gull: Siffar, halaye da kuma mazauninsu

A duniya akwai arba'in jinsuna daban na gulls. Wadannan tsuntsaye da dogon fuka-fuki da wutsiya kamar square. Gulls rayuwa a ko'ina, inda teku Yanã shigar da ƙasar, da kuma wasu jinsunan da ake samu yanzu daga iyakar.

Tsuntsun seagull wata alama ce ta 'yanci, shi ne - na farko tarayya, tare da teku, da kuma shi ne rungumi duk kyakkyawa da m taushi na tsuntsu jirgin. Common gull ko vizgnunya - daya daga cikin jinsunan tsuntsaye da cewa ya kasance a cikin manyan iyali na gulls. Ptah wannan za a iya gani a kan bankunan na mu kõguna da sauran ruwa a jikinsu. An wani lokacin kira teku tsuntsu, saboda shi settles da kyau da kuma kusa da teku.

Common gull (Larus canus): Description

Wannan tsuntsu yana da wani kama da May Day, amma wasu bambance-bambance tsakanin su suna kiyaye. A manya, sabanin maevok, da farin spots a kan baki reshe juna. Common gull, da bayanin abin da kake karanta yanzu yana da jiki tsawon 40-43 cm, wingspan na da kyau na daga 110 zuwa 130 cm da kuma wani jiki nauyi jere daga 270 zuwa 480 grams.

Launi launin gashi yayi kama da kudancin herring gull. Ga alama sosai m. Common gull - a matsakaici-sized gull. Yana yana da wani monochromatic fari m jiki, da kuma gashinsa na sama na haske launin toka. Fuka-fuki a kan babba gefen na launin toka, baki a kan burinsu shirya fari aibobi. Thin baki da kafafu greenish-yellow ya dafa. A bayyanar mace da namiji ne ba daban-daban. Juveniles zama dindindin launin gashi kawai bayan kai shekaru uku.

yankin

Glaucous gulls ne migratory da kochuyuschemu hankali. Su kowa a arewacin Eurasia, kazalika, a Arewacin Amirka. Wasu subtypes data tsuntsaye wintering zo a kududdufai da kuma Rum filin, wani lokacin a arewacin Afirka, inda suka samar da dukan mallaka. Birds kiwo kewayon kara daga Iceland ga mafi yawan Kamchatka. Kudancin nesting shafukan suna located in Switzerland. Glaucous gulls motsi a cikin hunturu kamar yadda a Italiya, inda suka lissafa har zuwa 5,000 mutane. A saba irin winters a cikin Black, Baltic da kuma Caspian Tekuna. Akwai glaucous gull, wanda kasance ga hunturu a ruwan ba ta rufe kankara, wanda suke yankuna na birane.

A Turai areal sizuyu shayi fara kau da zumunta kudancin azurfa, inda ta size ne hankali rage. Wannan yana yuwuwa ta fitowan da yara da kuma mutum aiki.

Common gull: mazauninsu siffofin

A farko waɗannan tsuntsaye zauna a PSL a raba nau'i-nau'i, kasancewa a mazauna tare da baki-gangarawa gull. Sa'an nan kuma akwai da kawar da filayen, sa'an nan bluish beauties fara nesting da Common Tern, da kuma wani lokacin zauna a keɓe.

A wuri inda seagulls gida wurin wannan irin, fiye da roba fiye da tafkin zumunta. Bugu da kari ga halitta abubuwa, waxanda suke da bumps, karye cattails da kuma tashin hankali, kowa gull gina shurinta a kan lebur rufin kuma a kan mutumin da aka yi da tsibiran sanya daga dutse. Bird hankali samun amfani da su domin sadarwa da mutane, idan za su ba bi ta da wata cũta.

hanyar rayuwa

A lokacin kaifi da kuma plaintive kukan wani tsuntsun seagull vocalizes "kee-uh" da kuma "ki-ah." Wadannan tsuntsaye ne yafi diurnal. M ayyuka na hali ne kamar haka:

• Lokacin maƙiyi overflew za'ayi, tare da tashin hankali ya kuka.
• Pouring sabili da kashin dabbabin da kuma nutse da yara da suke a cikin ƙasa, da kuma mutane, haddasa tuhuma.
• Hari da yara a cikin iska.
• Dukan karkacewar demonstrative ayyuka.

Glaucous gulls - gregarious tsuntsaye. A lokacin foraging suka zo a cikin tarayya, tare da wasu abokansa. A irin wannan al'umma, da suka za a iya samu a cikin shara, kuma arable ƙasar. Lifespan Squealer sau da yawa ya kai shekaru 25.

rabon abinci

Babban ɓangare na rage cin abinci na Common Gull - wani kwaro, duk da cewa shi nasa ne omnivorous tsuntsaye. A ci na fukin tsuntsu sosai mediocre, da kuma samar da kansu tare da isasshen abinci, kyakkyawa yana amfani da duk abin da ya m dabara. Squealer iya dogon bi kananan tsuntsaye, haddasa su su bar cirewa abinci. Don mutane glaucous gulls ne ba tare da yawa tsoron kasancewa a kusa da kusanci, tambaye kifi ko guda na abinci. Rayuwa ne a wani birane yanayi, kaji feed kayayyakin na mutum asalin da aka samar a landfills. Da yara kowa gull ciyarwa a kan kwaro, da ƙananan kifaye, frogs da beraye, wadannan kayayyakin da kuma ciyar da kanta. Mew gull babban ganima ne kifi. Bird iya sau da yawa a iya samu a kan gaba, kuma shallows. A wadannan wurare shi ne neman crabs da tsutsotsi, kifi, jefar da tides, kuma Picks sama.

haifuwa

Glaucous gulls irin lokacin da ya fara wani 2-4 shekaru. Biyu da juna sau da yawa samar da matasa tsuntsaye. Lokacin da kafa da feathered iyali farfado mafi girma aiki namiji baya shi zai fara kare aljihu rabo, sarari ga wanda kuma ya so. Yana yakan faru da cewa namiji da mace hunturu ne da za'ayi a wurare daban-daban, amma kawai a cikin bazara a filin nesting shafukan. The mace behaves fãsi?, Rokon a zaba abinci, ya fara kula da ita nono. Partners a cikin samuwar tururi a 72% na lokuta su ne wadanda suka kasance a cikin shekara da ta gabata. Building sheƙarsu tsunduma a biyu yiwuwa iyaye. Yana iya zama wani rami a cikin ƙasa, ko m tsarin da rassan bishiyoyi, da ciyayi mai tushe, gansakuka da lichen. Gurbi na kowa gull ne ko da yaushe dogara ne a kan wani m wuri. A wasu lokuta, yana da wani tsuntsu a jikin rassan bishiyoyi ko kututture.

Mace fara sa qwai a watan Mayu ko Yuni, yawanci 2-3 qwai zaitun kore da launin ruwan kasa aibobi. Ƙyanƙyashe zuriya daga iyaye biyu kai jũya a uku zuwa hudu makonni. A cikin shekara ta seagulls samar da daya kama.

rearing

Alhakin ciyar da yara da kuma iyaye biyu. Little kajin chin ci abincin da aka gabatar shida a rana sau. A farko kwanaki bayan haihuwar kajin zafi baba da inna, a rana ta uku na rayuwa riga kafa thermoregulation a puhovichki. Toddlers fara tafiya a cikin yankin, da barin gida yana da shekaru 10-12 kwanaki. A farko jirgin yi wata daya da kuma 5 kwanaki bayan Hatching. Sun glaucous gulls ake hada a shirya da kuma za a fara yawo a kan tabkuna da kuma swamps sami kansu abinci.

Ajiye jinsunan

Abun Lura a kan rayuwar mew gulls sun nuna cewa a cikin Barents Sea akwai mutuwar su matasa. Dalilin wannan kuwa shi ne babban supercooling da kuma nauyi yara fita daga karkashin m ciyayi a kan bude. Dalili na biyu - da ci daga tamowa. A White Sea gulls ma dole gwagwarmayar rayuwa. Zũriyarsu da fallasa su kai farmaki ermine, Foxes da launin toka yi cara. Adult mutane, kazalika da matasa, da yin barazanar peregrine shaho da fari-tailed mikiya. Seagulls ne sau da yawa m ya shafa. Wadannan tsuntsaye ne na musamman tattalin arziki muhimmanci ba yanzu, da kuma musamman tsara matakan da suka kariya ba a bayar. A cikin ƙasa na Rasha babban birnin kasar da kuma a cikin na kowa gull dauka a karkashin musamman kariya. Wannan jinsunan tsuntsaye da aka jera a cikin Red Littãfi daga Moscow a 2001.