Ishyamba rya taiga ryo mu burasirazuba bwa kure: ahantu hatazwi ho kuba inyoni zo mu mazi zimuka zijya mu byaro bya Arctique?

Ikinyamakuru:PeerJ, 6, p.e4353.

Ubwoko (Inyoni):Inyoni ya Tundra (Cygnus columbianus), Inyoni y'ibishyimbo ya Tundra (Anser serrirostris), Inyoni y'umweru ifite imiterere miremire (Anser albifrons), Inyoni yo mu bwoko bwa Siberian (Leucogeranus leucogeranus)

Incamake:

Ingano y'ubutaka butoroshye buhura n'inyoni zimuka ishobora kugira ingaruka zikomeye ku ngamba zo kwimuka no ku mikurire yazo ndetse no kugira ingaruka ku buryo duteza imbere uburyo bwo kubungabunga inzira ziguruka mu kirere kugira ngo tuzirinde. Twakoresheje amakuru ya telemetry yavuye mu moko 44 y’inyoni zo mu mazi enye nini zororokera mu gace ka Arctique (inguge ebyiri, iswan n'ubwoko bumwe bw'inyoni zo mu bwoko bwa crane) kugira ngo tugaragaze bwa mbere ko izi nyoni ziguruka zidahagarara mu ishyamba rya taiga ryo mu Burasirazuba bwa kure, nubwo ibidukikije byazo bitandukanye n'inzira zo kwimuka. Ibi bivuze ko nta hantu ho kuba hakwiriye ho kongeramo amashanyarazi kuri izi nyoni zimuka kure. Ibi bishimangira akamaro gakomeye k'ahantu ho gutura mu majyaruguru y'uburasirazuba bw'Ubushinwa mu mpeshyi no mu turere twa Arctique mbere yo kugenda mu gihe cy'umuhindo kugira ngo inyoni zishobore gukuraho ubu bwoko buto buto, byemeza ko hakenewe uburinzi buhagije bwo kurinda izi nyoni mu gihe cyose cy'umwaka.