White tern

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Mwa mamembala ambiri a banja la tern, white tern ili ndi malo apadera. Mbalameyi imakopa chidwi ndi kuyera kwake kwachipale chofewa, komwe kumatsindika maso akuda owala, zikopa ndi milomo yabuluu. Magulu a mbalame zoyera ngati chipale chofeŵa, zomwe zimakwera m'mwamba m'mphepete mwa nyanja, zimafanana ndi mitambo yobisa dzuwa. Ambiri amati mbalamezi ndi zokongola chifukwa cha kukongola kwawo kodabwitsa.

Kufotokozera kwa White tern

Oyang'anira mbalame adziwa mbalamezi kwanthawi yayitali; amakhala moyandikana ndi anthu kwazaka mazana ambiri, akumayenda ndi mabwato owonera ndikuwonera kuchokera kutalika, anthu amasankha maukonde.... Kwa zaka zambiri, terns aphunzira "kugwiritsa ntchito" anthu, nthawi ndi nthawi kulanda nsomba zazing'ono m'madzi, zomwe zidakanidwa ndi anthu.

Maonekedwe

Mbalameyi siyopitilira masentimita 35, koma mapiko ake amakhala okulirapo kawiri, amatha kutalika kwa masentimita 70 mpaka 75. Nthenga zoyera, mabwalo akuda mozungulira mdima wandiweyani, maso otchera, mlomo wa buluu wamtali wamtali pansi, pafupifupi wakuda kumapeto.

Mchira umakhala wopindika, monga nkhono zokhudzana ndi terns. Zilonda zachikasu zimawonekera bwino pamiyendo yakuda. Ndizosangalatsa kuwona kuwuluka kwa mbalameyi, ngati kuti ikuwala ndi kunyezimira kwa dzuwa - kowala, kokongola kwambiri, kumafanana ndi kuvina kwachinsinsi.

Khalidwe, moyo

Mbalame zoyera zimatchedwa swallows.... Ambiri mwa moyo wawo amakhala akuuluka pamwamba panyanja posaka nyama. Koma dzuwa likangoyamba kulowa pansi, gulu loyera limathamangira kumtunda, komwe limagona pamitengo kapena pamiyala. Amakonda kukhala m'madera, pafupifupi nthawi zonse mbalame zina zimakhala pafupi nawo.

Chowonadi ndi chakuti ma tern oyera, monga amtundu anzawo, amakhala ochezeka kwambiri. Mdani akangowonekera, mbalame zambiri zazing'ono sizimuthamangira. Ndi kufuula mosimidwa, amakweza alamu, kuti mdani asayandikire. Ndipo milomo yawo yakuthwa ndi zikhomo zingayambitse mavuto ena ngakhale kwa anthu.

Terns ndi olimba mtima, amayenda mofulumira kwambiri mumlengalenga, amayendetsa bwino kwambiri ndege, amatha kuuluka, akutambasula mapiko awo mwachangu, koma osakhalitsa. Ngakhale kulukidwa, osambira a tern alibe ntchito. Pa mafunde, amatha mphindi zochepa, amakonda kuyenda pamatabwa, molimba mtima kumangoyenda pamakona obisika a zombo, komwe amafunafuna nyama.

Ndizosangalatsa!Ndi kulira kwachisoni, terns amafotokoza adani awo, amawopseza adani awo, ndikupempha thandizo.

Utali wamoyo

Nthawi zambiri mbalame zoyera zimatha kukhala zaka 30. Koma ali ndi adani ambiri, kotero kuti si anthu onse ochokera kubanja lino omwe amakhala ndi ukalamba.

Malo okhala, malo okhala

White terns amakonda kukhazikika kumadera otentha ndi madera otentha: Maldives, Seychelles, ndi Trindade Ascension Island ndi zilumba zazing'ono zambiri za Atlantic ndi Indian Ocean ndizanyumba zokhala ndi terns oyera.

Amapezeka pafupifupi kulikonse m'malo amenewa. Amabweretsa mavuto ambiri kwa anthu am'deralo, kusiya zinyalala padenga, mawindo, minda, ndikuwononga buledi wam'madzi ndi nsomba. Koma alendo amakonda kusangalala ndi moyo m'magulu a mbalamezi.

Kudya koyera koyera

Atakhazikika m'mbali mwa zisumbu, tern amadya nsomba. Madera omwe amakhala pafupi ndi anthu samazengereza ndi zotsalira za asodzi, kuwadikirira kuti amalize kukonza maukonde awo. Koma amapezanso ndalama.

Ndizosangalatsa! Kuyambira m'mawa amatha kuwoneka pamwamba pamadzi, akuuluka mwachangu pamwamba pamadzi omwewo kapena kukwera kumwamba.

Maso akuthwa amawathandiza kuwona masukulu a nsomba kuchokera kutalika kwa mita 12-15. Pozindikira pang'ono mamba, kapena nkhanu zomwe zatulukira pagombe, kapena nkhono zomwe zakwera pamwamba, tern imatsikira pansi kwambiri, ndikugwira nyama yake ndi mlomo wake wautali, wakuthwa.

Terns amira bwinobwino, motero amatha kuloŵera m'madzi mwakuya kwambiri... Nthawi yomweyo amadya nsomba zomwe zagwidwa. Mbalame zotchedwa white terns zimadziwikanso kwambiri chifukwa chakuti zimatha kugwira ndi kugwira nsomba zingapo pamilomo yawo nthawi imodzi, mpaka nthawi 8. Koma mbalame zimasonyeza "umbombo" ngati zimangodyetsa ana awo.

Pakadali pano, mwa njira, amatha kudya osati nsomba, nkhanu ndi squid okha. Nthawi zambiri pa ntchentche, amadya tizilombo, amatola nkhanu ndi mphutsi m'madzi, ndipo nthawi zina amasinthana kuti azibzala zakudya, kudya zipatso ndi masamba.

Kubereka ndi ana

Ngakhale kuti ma tern amakhala m'midzi, mbalamezi zimakhala zokhazokha, zimakhala ziwiri ziwiri komanso zimasamalira madera awo nthawi yogona. Ma tern oyera amatchuka chifukwa choti samamanga zisa, samadzidetsa nkhawa pomanga nyumba zofanana ndi anapiye.

Ndizosangalatsa! Nthawi zonse banja limakhala ndi dzira limodzi lokha, lomwe mbalameyo imatha kuyala mosamala pamtengo mu mphanda munthambi, pakakhumudwa ndi miyala, pamphepete mwa thanthwe, kulikonse komwe dzira loyera logona limagona mwakachetechete.

Asayansi amakhulupirira kuti mbalame zoyera sizipanga zisa pachifukwa chimodzi chokha - muyenera kuteteza mwana wosabadwayo kutentha. Atasiyidwa ndi chitetezo chilichonse, dzira limawombedwa ndi mphepo, ndipo kutentha kwa mayiyo kumawachotsa ku hypothermia. Terns amaswa mwana - okwatirana amasinthana, kupatsana nthawi yoti adye chakudya. Mwana amabadwa pambuyo pa masabata 5-6.

Chilengedwe chapatsa ana tern kuthekera kuti akhale ndi moyo mwa kumaswa pa nthambi kapena miyala. White fluff imaphimba thupi la mwana wankhuku, ndipo miyendo yolimba ndi zikhadabo zimathandizira kugwiritsitsa mwamphamvu kuchilikizo chilichonse. Kwa milungu ingapo, makolo amadyetsa khandalo, kugwira mosatopa ndikumubweretsa. Ndipo kankhuku kamakhala pa nthambi yake, nthawi zina ikulendewera mozondoka, koma osagwa.

Pali umboni wochokera kuzilumba kuti terns amalumikiza mazira awo ngakhale padenga, mipanda mumthunzi wa mitengo, matepi amadzi a nyumba zosiyidwa. Ndipo anawo amapirira, kulimbikira kugwiritsabe moyo, kudzibisa okha kwa adani, kupeza mphamvu zowuluka. Atadzuka pamapiko, tern imadziyimira pawokha, koma, monga lamulo, siyimachoka pamudzipo.

Adani achilengedwe

Amphaka amtchire komanso oweta nthawi zambiri amayesa kulowa m'malo obisalapo a tern kuti adye mazira kapena makanda... Apa ndipamene kulimba mtima ndi kuthekera kodziyimira pawokha ndizofunika mbalame, zomwe zonse pamodzi zimathamangira kwa adani. Koma nyama zina zimasakanso mazira, zimawerengedwa kuti ndi zabwino pakati pa anthu omwe amapita kukatenga "nyama" yawo, atanyamula mazira m'madengu.

Zilumba zina zaletsa kale izi, kupulumutsa ma tern, omwe kuchuluka kwawo kwatsika kwambiri. Nyama zikuluzikulu zazikulu zimatha kudya nyama zakuthambo zakumwamba komanso zapansi.

Chiwerengero cha anthu komanso mtundu wa mitunduyi

White tern ali ndi mwayi - kuchuluka kwawo sikunayambitsenso nkhawa m'malo ambiri omwe mbalamezi zimakhala.... Kumene kuli ochepa, kumene mazira ndi nyama zonyamulidwa zimawonedwa ngati zikumbutso zabwino za alendo, oyang'anira maboma amaletsa zoletsa, ndikupereka chilango kwa ozembetsa.

Kanema wa White tern

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Onerani kanemayo: White Tern feeding a chick (November 2024).