Ijenali:Ucwaningo Lwezinyoni, 10(1), ikhasi 19.
Izinhlobo (zezinyoni):Ama-Greater White-fronted Geese (ama-Anser albifron)
Isifinyezo:
Ithiyori yokufuduka isikisela, kanti ezinye izifundo ezisekelwe ebufakazini zibonisa, ukuthi ukuze kuncintiswane ngezindawo ezinhle kakhulu zokuzalela nokukhulisa impumelelo yokuzala, abafuduki bezinyoni abahambela amabanga amade bavame ukusebenzisa isu lokunciphisa isikhathi ngesikhathi sokufuduka kwentwasahlobo, okuholela ekufudukeni kwentwasahlobo okufushane uma kuqhathaniswa nalokho okwenzeka ekwindla. Sisebenzisa ama-transmitter e-GPS/GSM, silandelele ukufuduka okugcwele kwama-Greater White-fronted Geese angu-11 (Anser albifrons) phakathi kweningizimu-mpumalanga yeShayina ne-Russian Arctic, ukuze siveze isikhathi sokufuduka kanye nemizila yabantu baseMpumalanga Asia, futhi siqhathanise umehluko wobude phakathi kokufuduka kwentwasahlobo nokwekwindla kwaleli nani. Sithole ukuthi ukufuduka entwasahlobo (izinsuku ezingu-79 ± 12) kwathatha isikhathi esingaphezu kokuphindwe kabili ukumboza ibanga elifanayo nelasekwindla (izinsuku ezingu-35 ± 7). Lo mehluko wobude bokufuduka wawunqunywa kakhulu isikhathi esiningi esichithwa entwasahlobo (izinsuku ezingu-59 ± 16) kunasekwindla (izinsuku ezingu-23 ± 6) ezindaweni zokuma eziningi kakhulu. Siphakamisa ukuthi la mahansi, okucatshangwa ukuthi angabafuyi bezimali abangaphelele, achithe cishe izingxenye ezintathu kwezine zesikhathi sokufuduka ezindaweni zokuma entwasahlobo ukuze athole izitolo zamandla ukuze atshale imali enkulu ekuzaleni, yize singenakuphika umbono wokuthi isikhathi sokuncibilika kwentwasahlobo sinegalelo nasekumisweni kwesikhathi sokuma. Ekwindla, athole izitolo zamandla ezidingekayo ezindaweni zokuzalela ezanele ukufinyelela ezindaweni zokubeka izinyoni zaseNyakatho-mpumalanga yeShayina cishe ngaphandle kokuma, okunciphisa izikhathi zokuma ekwindla futhi kwaholela ekufudukeni kwekwindla okusheshayo kunentwasahlobo.
ISINCWADI SITHOLAKALA KU:
https://doi.org/10.1186/s40657-019-0157-6
