Hanyoyin ƙaura na shekara-shekara, tsarin tsayawa da ayyukan dare na Eurasian Bitterns Botaurus stellaris hunturu a China.

Jarida:Nazarin Tsuntsaye, 66 (1), shafi 43-52.

Nau'o'i (Avian):Eurasian bittern (Botaurus stellaris)

Takaitawa:

Eurasian Bitterns Botaurus stellaris da aka kama a cikin hunturu a gabashin China ya yi zafi a Gabas mai Nisa na Rasha. Don gano lokacin ƙaura, tsawon lokaci da hanyoyi, da kuma wuraren tsayawa, waɗanda Eurasian Bitterns ke amfani da su a cikin titin jirgin sama mai nisa na Rasha da samun mahimman bayanai kan ɗabi'a da muhalli daga bayanan sa ido. Mun bin diddigin Eurasian Bitterns guda biyu da aka kama a cikin kasar Sin tare da tsarin sakawa na duniya/masu satar sadarwa ta wayar hannu tsawon shekaru daya da uku, don gano hanyoyin ƙaura da jadawalinsu. Mun yi amfani da nisa da aka matsa tsakanin gyare-gyare masu zuwa don tantance tsarin ayyukansu na rana. Mutanen biyu sun yi sanyi a gabashin China kuma sun yi tafiyar kilomita 4221 ± 603 (a cikin 2015-17) da kilomita 3844 (2017) zuwa lokacin rani a Gabas mai Nisa ta Rasha. Sakamako daga wani tsuntsu ya nuna cewa a cikin dukan shekaru uku, tsuntsu ya fi aiki da rana fiye da da dare, ko da yake cikakken bambance-bambancen da yanayi, kasancewa mafi dare aiki a lokacin rani. Sakamakon mafi ban mamaki daga wannan tsuntsu shine sassauci a cikin ƙaura na bazara da kuma rashin amincin wurin rani. Binciken ya gano hanyoyin ƙaura da ba a san su ba na Eurasian Bittern a Gabashin Asiya, kuma ya ba da shawarar cewa nau'in ya fi aiki da rana a duk shekara.