Kwi-ornithology, ukufuduka komgama omde weentaka ezincinci kuhlala kungumngeni wophando. Thatha iWhimbrel yase-Eurasia (Numenius phaeopus), njengokuba. Ngelixa izazinzulu zilandelele ngokubanzi iipateni zokufuduka kwehlabathi jikelele kwee-whimbrels zabantu abadala, ziqokelela ubutyebi bedatha, ulwazi malunga nabaselula belunqongophele kakhulu.
Uphononongo oludlulileyo lubonise ukuba ii-whimbrels zabantu abadala zibonisa iindlela ezahlukeneyo zokufuduka ngexesha lokuzala ngo-Epreli nangoMeyi xa behamba besuka kwiindawo zabo zobusika besiya kwiindawo zabo zokuzalela. Abanye babhabhela ngokuthe ngqo eIceland, ngelixa abanye beqhekeza uhambo lwabo kumacandelo amabini ngokumisa. Kamva, ukususela ekupheleni kukaJulayi ukuya kutsho ngoAgasti, inkoliso yeewhimbrel ezindala zibhabha ziye ngqo kwiindawo ezichitha kuzo ubusika eNtshona Afrika. Nangona kunjalo, ulwazi olubalulekileyo malunga nabaselula-njengeendlela zabo zokufuduka kunye nexesha-kudala ihleli iyimfihlo, ngakumbi ngexesha lokufuduka kwabo okokuqala.
Kuphononongo lwakutsha nje, iqela lophando lase-Iceland liqeshe izixhobo ezibini zokulandela umkhondo ezikhaphukhaphu ezenziwe yi-Global Messenger, iimodeli ze-HQBG0804 (4.5g) kunye ne-HQBG1206 (6g), ukujonga ii-whimbrels zolutsha ezili-13. Iziphumo zatyhila ukufana okumangalisayo kunye nomahluko phakathi kwe-whimbrels yabantwana kunye nabantu abadala ngexesha lokufudukela kwabo eNtshona Afrika.
Njengabantu abadala, iiwhimbrels ezininzi eziselula zazikwazi ukubhabha zisuka eIceland zisiya eNtshona Afrika. Noko ke, ukwahluka okwahlukileyo kuye kwabonwa. Abaselula badla ngokuqalisa emva kwexesha lonyaka kunabantu abadala kwaye bebengafane balandele indlela ethe tye yokufuduka. Kunoko, zazimisa rhoqo endleleni zaza zabhabha ngokucothayo. Enkosi kubalandeleli be-Global Messenger, iqela lase-Icelandic labamba, okokuqala, uhambo lokufuduka olungayekiyo lwe-whimbrels yolutsha ukusuka e-Iceland ukuya eNtshona Afrika, lubonelela ngedatha exabiseke kakhulu yokuqonda ukuziphatha kokufuduka kolutsha.
Umzobo: Ukuthelekiswa kweepateni zokubhabha phakathi kwabantu abadala kunye nabancinci be-Eurasian whimbrels. Iphaneli a. iiwhimbreli zabantu abadala, ipaneli b. Abaselula.
Ixesha lokuposa: Dec-06-2024
