Ishyamba rya kure ryiburasirazuba bwa taiga: ahantu hatazwi hatuwe hashobora kwimuka inyoni zo mu mazi ya Arctic-nesting?

Ikinyamakuru:. Urungano, 6, p.4353.

Ubwoko (Avian):Tundra swan (Cygnus columbianus), Ingagi y'ibishyimbo ya Tundra (Anser serrirostris), Ingagi nini yera yera imbere (Anser albifrons), Crane ya Siberiya (Leucogeranus leucogeranus)

Ibisobanuro:

Urwego rw'ubutaka budashobora guhura n’inyoni zimuka zirashobora kugira ingaruka zikomeye ku ngamba zo kwimuka n’ihindagurika ryabyo ndetse bikagira ingaruka ku buryo twateza imbere uburyo bwo kubungabunga indege zo muri iki gihe kugira ngo tubirinde. Twifashishije amakuru ya telemetrie yaturutse ku bantu 44 bashushanyijeho amoko ane y’inyoni nini nini, Arctic yororoka y’inyoni zo mu mazi (ingagi ebyiri, ingurube n’ubwoko bumwe bwa crane) kugira ngo twerekane ku nshuro ya mbere ko izo nyoni ziguruka zidahagarara hejuru y’ishyamba rya kure rya Taiga, nubwo ibidukikije bitandukanye ndetse n’inzira zimuka. Ibi bivuze kubura aho taiga ikwiye ya taiga kubantu bimukira kure. Ibi bisubizo bishimangira akamaro gakomeye k’amajyaruguru y’iburasirazuba bw’Ubushinwa ahazubakwa amasoko ndetse n’akarere ka Arctique mbere yo kugenda mu gihe cyizuba kugira ngo inyoni zisibe ibinyabuzima bidafite ubuzima, byemeza ko hakenewe ingamba zihamye zo kurinda abo baturage mu gihe cy’umwaka wabo.