Babban jirgin ruwan Japan

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A waje, salamander yana kama da wata ƙadangare, kasancewar ta "dangi". Yana da wani yanki na yau da kullun ga tsibirin Jafananci, ma'ana, yana zaune a cikin daji kawai a can. Wannan nau'in yana daya daga cikin manyan salamanders a Duniya.

Bayanin nau'in

An gano wannan nau'in salamander a cikin karni na 18. A cikin 1820, wani masanin kimiyya dan kasar Jamus mai suna Siebold ya fara gano shi kuma ya bayyana shi a yayin ayyukansa na kimiyya a Japan. Tsawon jikin dabbar ya kai mita daya da rabi tare da jela. Nauyin salamar balagagge ya kai kilo 35.

Siffar jikin dabba ba a rarrabe ta da alheri, kamar, misali, a cikin kadangaru. An ɗan daidaita shi, ya bambanta ta babban kai da wutsiya da aka matse a cikin jirgin sama tsaye. Saananan salamanders da matasa suna da kwazazzabai waɗanda ke ɓacewa lokacin da suka balaga.

Sallamar yana da jinkirin saurin aiki. Wannan yanayin yana ba ta damar yin ba tare da abinci na dogon lokaci ba, tare da rayuwa cikin yanayin rashin wadataccen abinci. Rashin hangen nesa ya haifar da ƙaruwa a wasu hankula. Manyan salamanders suna da ji sosai da ƙanshi mai kyau.

Wani fasalin mai ban sha'awa na salamanders shine ikon sake sabunta kyallen takarda. An fahimci wannan kalmar azaman maido da kyallen takarda har ma da gabbai gaba daya, idan sun bata ba tare da wani dalili ba. Babban misali kuma sananne ga mutane da yawa shine sake fasalin sabuwar wutsiya a cikin kadangaru maimakon gaskiyar cewa a sauƙaƙe kuma cikin yardar rai suna barin lokacin ƙoƙarin kama su.

Rayuwa

Wannan nau'in salamanders yana rayuwa ne kawai cikin ruwa kuma yana aiki da dare. Don wurin zama mai kyau, dabbar tana buƙatar halin yanzu, sabili da haka, salamanders galibi suna zama cikin rafin tsaunuka masu sauri da koguna. Zafin zafin ruwan ma yana da mahimmanci - ƙasa da kyau.

Salamanders suna ciyar da kifi da sauran ɓawon burodi. Bugu da kari, galibi tana cin kananan 'yan amshi da kwari na cikin ruwa.

Babban salamander yana sanya ƙananan ƙwai, har zuwa milimita 7 a diamita. A matsayin "gida", ana amfani da burrow na musamman, an tono shi a zurfin mita 1-3. A cikin ɗayan ɗayan, a matsayin mai ƙa'ida, ƙwai ɗari da yawa suna buƙatar sabuntawa na yau da kullun na yanayin ruwa. Namiji ne ke da alhakin ƙirƙirar wani abu mai wucin gadi, wanda ke watsa ruwa a cikin lokaci tare da jelarsa.

Qwai sun nuna kusan wata daya da rabi. Saananan salamanders ɗin da aka haifa sune larvae da basu wuce milimita 30 ba. Suna numfasawa ta cikin kwafinsu kuma suna iya motsawa kai tsaye.

Salamander da mutum

Duk da bayyanar mara kyau, wannan nau'in salamander yana da ƙimar abinci mai gina jiki. Salamander nama mai laushi ne kuma mai dadi. Mazaunan Japan suna cinye shi sosai, kasancewar ana ɗaukarsa abin ci ne.

Kamar yadda aka saba, yawan farautar waɗannan dabbobin ya haifar da raguwar yawansu, kuma a yau ana shuka salamanders don abinci a gonaki na musamman. A cikin daji, yawan jama'a abin damuwa ne. Unionungiyar forasa ta Duniya don Kula da Yanayi ta ba wa jinsunan matsayin "kasancewa cikin yanayin da ke kusa da barazanar". Wannan yana nufin cewa idan babu matakan tallafi da ƙirƙirar kyakkyawan yanayi na rayuwa, salamanders na iya fara mutuwa.

A yau, yawan salamanders ba shi da girma, amma yana da karko. Suna zaune a gabar tsibirin Honshu na kasar Japan, da kuma tsibirin Shikoku da Kyushu.

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Kalli bidiyon: Labarai - Hatsari tsakanin jirgin kasa da mota ya yi sanadiyyar mutuwar wasu mutane (Yuli 2024).