Ostiraliya na gwagwarmaya don ceton nau'in aku da ke cikin hatsari

Aku mai ciki na zinari (Neophema chrysogaster) yana cikin haɗari sosai. Adadin mutane a cikin daji ya kai arba'in! A cikin fursunonin, akwai kusan 300 daga cikinsu, wasu daga cikinsu suna cikin cibiyoyin kiwon tsuntsaye na musamman, wadanda suka fara aiki tun 1986 a karkashin shirin Orange-Bellied Parrot Recovery Team.

Dalilan da ke haifar da raguwar yawan al’ummar wannan nau’in ba wai kawai wajen lalata wuraren da suke zaune ba ne, har ma da karuwar nau’o’in tsuntsaye da namun daji, ta hanyar shigo da su da mutane zuwa nahiyar. "Sabbin mazauna" na Ostiraliya sun zama masu fafatawa sosai ga aku masu launin zinari.

Masana ilimin halittu sun san cewa lokacin kiwo na waɗannan tsuntsaye yana cikin lokacin rani a yankin kudu maso yammacin Tasmania. Saboda wannan, tsuntsaye suna ƙaura kowace shekara daga jihohin kudu maso gabas: New South Wales da Victoria.

Wani gwaji da masana kimiya suka yi a jami'ar kasar Ostireliya ya kunshi sanya kajin da suka kyankyashe a cikin haske a tsakiyar aku a cikin hukunce-hukuncen aku na matan daji masu launin zinari a lokacin kiwo.

An ba da mahimmanci ga shekarun kajin: daga kwanaki 1 zuwa 5 bayan hatching. Likita Dejan Stojanovic (Dejan Stojanovic) ya sanya kajin guda biyar a cikin gidan wata macen daji, a cikin 'yan kwanaki hudu daga cikinsu sun mutu, amma ta biyar ta tsira kuma ta fara kiba. A cewar masana kimiyya, mace tana kula da "kafa". Stojanovic yana da kyakkyawan fata kuma yana la'akari da wannan sakamakon yana da kyau sosai.

Tawagar ta dauki wannan matakin ne bayan da ta yi rashin nasara da dama na kokarin nutsewar aku da aka yi garkuwa da su cikin muhallin su. Yawan tsira ya yi ƙasa sosai, tsuntsayen suna da saurin kamuwa da cututtuka daban-daban.

Har ila yau, masu binciken suna ƙoƙarin maye gurbin ƙwai da ba a yi ba a cikin gida na aku masu launin zinari da waɗanda aka samu daga cibiyar kiwo.

Abin takaici, tun farkon watan Janairu, kamuwa da cutar kwayan cuta a cibiyar da ke Hobart ta shafe tsuntsaye 136. Saboda abin da ya faru, a nan gaba, za a dauki matakan rarraba tsuntsaye zuwa cibiyoyi daban-daban guda hudu, wadanda za su ba da inshora ga irin wannan bala'i a nan gaba.

Barkewar kamuwa da kwayar cutar bakteriya a cibiyar kiwo ya tilasta dakatar da gwajin yayin da ake keɓe tare da kawo ƙarshen kula da duk tsuntsayen da ke zaune a wurin a halin yanzu.

Duk da wannan bala'i, ƙungiyar masana kimiyya sun yi imanin cewa gwajin ya yi nasara duk da cewa an yi amfani da gida ɗaya kawai daga cikin ukun da aka zaɓa. Masanin ilimin ornithologists suna tsammanin saduwa da yaron da aka karɓa a kakar wasa ta gaba, sakamako mai kyau zai ba da damar samun kyakkyawan tsari ga gwaji.

Source: Labaran Kimiyya