Nau'i (jemage):karnukan raccoon
Takaitawa:
Yayin da ƙauyuka ke fallasa namun daji ga sababbin yanayi masu ƙalubale da matsi na muhalli, nau'in da ke nuna babban nau'in roba na ɗabi'a ana ɗaukarsu da yuwuwar yin mulkin mallaka da daidaitawa da yanayin birane. Duk da haka, bambance-bambance a cikin halayen al'ummomin da ke zaune a cikin birane da yankunan karkara suna haifar da kalubalen da ba a taba gani ba ga hanyoyin gargajiya a cikin kula da namun daji wanda sau da yawa ya kasa yin la'akari da bukatun jinsin ko rage rikici tsakanin mutane da namun daji saboda canje-canjen halayen nau'in don mayar da martani ga tsoma bakin ɗan adam. Anan, muna bincika bambance-bambance a cikin kewayon gida, ayyukan diel, motsi, da abinci na karnuka raccoon (Nyctereutes procyonoides) tsakanin gundumomin zama da wuraren shakatawa na gandun daji a Shanghai, China. Yin amfani da bayanan bin diddigin GPS daga mutane 22, mun gano cewa jeri na gida na karnuka raccoon a cikin gundumomin zama (10.4 ± 8.8 ha) ya kasance 91.26% ƙasa da waɗanda ke cikin wuraren shakatawa na gandun daji (119.6 ± 135.4 ha). Mun kuma gano cewa karnukan raccoon a cikin gundumomin zama sun nuna ƙananan saurin motsi na dare (134.55 ± 50.68 m / h) idan aka kwatanta da takwarorinsu na gandun daji (263.22 ± 84.972 m/h). Wani bincike na samfurori na fecal 528 ya nuna yawan cin abinci mai mahimmanci daga abincin ɗan adam a cikin gundumomin zama (χ2 = 4.691, P = 0.026), wanda ke nuna cewa dabarun kiwon karen raccoon na birni sun bambanta da yawan wuraren shakatawa na gandun daji saboda kasancewar abincin ɗan adam da aka watsar, abinci na cat, da datti a cikin gundumomin zama. Dangane da bincikenmu, muna ba da shawarar dabarun kula da namun daji na al'umma kuma muna ba da shawarar gyara ƙirar gundumomin zama na yanzu. Sakamakonmu yana nuna mahimmancin nazarin halayen dabbobi masu shayarwa a cikin kula da halittun birane da samar da tushen kimiyya don magance rikice-rikicen ɗan adam da na namun daji a cikin birane a ciki da bayan yankin bincikenmu.
ANA BUGA A NAN:
https://iopscience.iop.org/article/10.1088/1748-9326/ad7309
