Mukudzidza nezveshiri dzinobhururuka, kufamba kweshiri diki dziri musango kwakaramba kuri nzvimbo yakaoma yekutsvaga. Tora Eurasian Whimbrel (Numenius phaeopus), semuenzaniso. Kunyange hazvo masayendisiti akaongorora zvakanyanya maitiro ekutama kwepasi rose kwevanhu vakuru, vachiunganidza ruzivo rwakakura, ruzivo nezvevana vadiki rwave rushoma kwazvo.
Ongororo dzakaitwa kare dzakaratidza kuti shiri dzemhando yewhimbrel dzinoratidza nzira dzakasiyana dzekutama munguva yekubereka muna Kubvumbi naChivabvu padzinofamba dzichibva kunzvimbo dzadzo dzechando dzichienda kunzvimbo dzadzo dzekuberekera. Dzimwe dzinobhururuka zvakananga kuenda kuIceland, nepo dzimwe dzichiparadzanisa rwendo rwadzo muzvikamu zviviri nekumira. Gare gare, kubva pakupera kwaChikunguru kusvika Nyamavhuvhu, shiri dzemhando yewhimbrel dzakawanda dzinobhururuka zvakananga kunzvimbo dzadzo dzechando kuWest Africa. Zvisinei, ruzivo rwakakosha nezveshiri dzechidiki—dzakadai senzira dzadzo dzekutama nenguva—rwagara rwuri chakavanzika, kunyanya panguva yekutama kwadzo kwekutanga.
Muongororo yakaitwa munguva pfupi yapfuura, chikwata chekutsvagisa cheIceland chakashandisa michina miviri yekuteedzera yakareruka yakagadzirwa neGlobal Messenger, modhi HQBG0804 (4.5g) neHQBG1206 (6g), kuti iongorore ma whimbrel gumi nematatu evana. Mhedzisiro yacho yakaratidza kufanana uye musiyano unoshamisa pakati pema whimbrel evana nevakuru panguva yekutanga kwavo kutamira kuWest Africa.
Kufanana nevanhu vakuru, vazhinji vechidiki vaibhururuka nemhepo vachimhanya vasingamire kubva kuIceland vachienda kuWest Africa. Zvisinei, misiyano yakasiyana yakaonekwawo. Vechidiki vaifamba netsoka mushure memwaka kupfuura vakuru uye vaisanyanya kutevedzera nzira yakatwasuka. Pane kudaro, vaimira kakawanda munzira uye vaibhururuka zvishoma nezvishoma. Nekuda kwevateereri veGlobal Messenger, timu yeIceland yakabata, kekutanga, rwendo rwekufamba rusingamire rwevechidiki vaibhururuka vachienda kuWest Africa, vachipa ruzivo rwakakosha rwekunzwisisa maitiro evechidiki vaifamba.
Mufananidzo: Kuenzanisa kwemaitiro ekubhururuka pakati pemawimbrel evakuru neevechidiki eEurasian. Panel a. kuridza mhere kwevakuru, panel b. Vadiki.
Nguva yekutumira: Zvita-06-2024
