Jarida:Binciken Avian, 9 (1), shafi 23.
Nau'o'i (Avian):Crane Hooded (Grus monacha)
Takaitawa:
Hooded Crane (Grus monacha) an jera shi azaman nau'in nau'in rauni ta IUCN. Ilimi game da ƙaura na Crane Hooded har yanzu yana da iyaka. Anan mun ba da rahoton yanayin ƙaura na lokaci-lokaci na Hooded Cranes Wintering a Izumi, Japan, da kuma mahimman wuraren tsayawa don kiyaye su. Manya huɗu da na'urorin subadult guda biyar, duk lokacin hunturu a Izumi, Japan, an haɗa su da tauraron dan adam masu watsa tauraron dan adam (tsarin GPS-GSM) a wuraren da suke tsayawa a arewa maso gabashin China a cikin 2015 da manya. subadults a cikin bazara da ƙaura na kaka, kazalika da lokaci da tsawon lokacin da suka zauna a cikin kiwo da ƙasa na hunturu. Bugu da ƙari, mun bincikar amfani da ƙasa na cranes a cikin wuraren da aka dakatar da su. Adult cranes ya dauki lokaci mai tsawo don ƙaura zuwa arewa a cikin bazara (ma'anar = 44.3 days) da kudu a fall (ma'ana = 54.0 days) idan aka kwatanta da subadult cranes (15.3 da 5.2 days, bi da bi). Koyaya, subadults sun fi tsayin hunturu (ma'ana = kwanaki 149.8) da nomadic (lokacin kiwo ga manya) yanayi (ma'ana = kwanaki 196.8) idan aka kwatanta da manya (133.8 da 122.3, bi da bi). An gano muhimman wurare guda uku masu mahimmanci: yankin da ke kusa da Muraviovka Park a Rasha, da filin Songnen a kasar Sin, da yammacin gabar tekun Koriya ta Kudu, inda cranes ke ciyar da mafi yawan lokacin hijira (62.2 da 85.7% a cikin bazara da kaka, bi da bi). A lokacin ƙaura, lokacin ƙaura da lokacin hunturu, Cranes Hooded yawanci suna zama a wuraren noman noma don hutawa da ciyarwa. A cikin lokacin da ba na lokacin sanyi ba, ƙasa da 6% na wuraren dakatarwa suna cikin wuraren da aka karewa. Gabaɗaya, sakamakonmu yana ba da gudummawa ga fahimtar yanayin ƙaura na lokaci-lokaci na shekara-shekara na Hooded Cranes a cikin jirgin sama na gabas, da kuma tsara matakan kiyayewa na wannan nau'in.
ANA BUGA A NAN:
doi.org/10.1186/s40657-018-0114-9
