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Yegungwa nhiyo zirokwazvo asina akafanana vabereki vavo
Seagulls ndivo genus pakati shiri gulls mhuri kupfuura vazhinji. Vanorarama mugungwa uye akazaruka dzezvimwe,
Kako kuti gulls kuoneka zvakanaka furred uye akazaruka nameso kare. Ava makwapa clumps havana kutarisa kufanana vabereki vavo. Kwekanguva, vari dendere pasi pokudzora yavo. A maawa mashomanana pashure pokuberekwa seagulls kako vari kutanga kuudza chikafu. Nokuti vabereki vavo, ivo vasamuziva mazuva mashoma pashure pokuberekwa, ipapo mumwe nomumwe vabereki asingakanganisi anowana chicks ake. Zviya, unoziva chii zita chicks seagulls? Muduramanzwi Dahl wechiduku yegungwa (chicks) ndiro Chabar. Uye pano panguva Danilovsky chabor - Zvakaoma-munguva zai, asi haisati hatchling.
Chinonyanya rakakura wokugamuchirwa kunoitika muna Franklin gulls, izvo dendere ari marshes. Vanovaka dzavo matendere netsanga mvura panguva kupora, zhinji matendere vari zvinoyangarara, nekuti havagoni kuwana nzvimbo. Young nhiyo Franklin gulls panguva ino kazhinji kusiya dendere kuenda nokuda dzinoshambira. Uye mumwe nomumwe wavo anogona kukwira chero slots, apo zvichazivikanwa nokugamuchirwa shiri mukuru mune vana vayo.
Uye pano pane pfumbu yegungwa iyo runouyisa kuChile, mugwenga inopisa, mamiriro acho ezvinhu ane siyanei. Adult shiri dziri matendere uye miviri yavo inopa mimvuri. Chero chicks yegungwa anogona kuuya dendere apo zvokudya uye achandichengeta kubva zuva. Asi kana iye achava kugara kure kubva mudendere, vakuru achapiwa vakarwiswa seagulls, uye kunyange vabereki vavo.
Ndinofanira kutaura kuti gulls vanowanzotevedzera hasha maitiro. Uye hasha dzavo nguva dzose rinotungamirirwa akananga vaduku. Izvi ndizvo vanhurume. Kazhinji uuraye kako vari pedyo navo yakakodzera kana kumhanya kare. Munguva kurwiswa izvi Gaviota kako kazhinji kufa, uye ichi zvimwe kuva wakarurama kana vari ipapo kushandiswa sezvo chikafu. Asi kwete, izvi hazvisi kuitika. Saka vechirume kurwisa rakarasika kako chete nokuti vazukuru dzimwe gulls. Somuenzaniso, broody intraspecific predation ine "Domino mugumisiro".
In yaitonga gulls yakatanga zvaiita kuchengeta vana vavo. Fani iyi inogona zvaitika nokuda nezvikara. Nhiyo vanoungana mumapoka makuru - nemaruva, izvo vanodzivirirwa shiri vakura. Paumbwe nemaruva kwakadaro kunobatsira seagulls kudzivirira vana vavo kubva kurwisa rarira, makonzo uye nezvimwe zvikara. Vanogona kuva dzikarongwa pamwe, kana munzvimbo anokukanganisa vanhu. Part shiri mukuru ari kudzivirira vechiduku uye vamwe pamwe kwakadonhera mweni kana chikara kurwisa kumusoro.
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