Tsikhlidi Tanganyi

Tafkin Tanganyika, a gabashin Afirka, an kafa shi ba da jimawa ba - kimanin shekaru miliyan 10 da suka wuce. Sakamakon sauye-sauye na tectonic, wani katon tsagewa (fashe a cikin ɓawon burodi) ya bayyana, wanda a ƙarshe ya cika da ruwa daga koguna na kusa kuma ya zama tafkin. Tare da ruwa, mazaunan wadannan koguna su ma sun shiga cikinsa, daya daga cikinsu shi ne Cichlids.

Fiye da miliyoyin shekaru na juyin halitta a cikin wurin zama mai gasa sosai, yawancin sabbin nau'ikan cichlid masu yawa sun fito, sun bambanta da kowane nau'in girma da launuka, gami da haɓaka halayen halaye na musamman, dabarun kiwo da kariyar zuriya.

Halin haifuwar kifin da aka saba yi a cikin koguna ya zama abin da ba za a yarda da shi ba ga tafkin Tanganyika. Babu wata hanyar da za a soya ya ɓuya a tsakanin duwatsun da ba su da tushe, don haka wasu cichlids sun ɓullo da wata hanyar kariya da ba a taɓa samun su ba (ban da tafkin Malawi). Lokacin shiryawa da kuma farkon lokacin rayuwa, toya suna ciyarwa a bakin iyayensu, lokaci zuwa lokaci suna barin shi don ciyarwa, amma idan haɗarin sake ɓoyewa a cikin matsugunin su.

Wurin zama na tafkin Tanganyika cichlids yana da takamaiman yanayi (ƙayyadaddun ruwa mai ƙarfi, shimfidar ƙasa mara ƙarfi, ƙarancin abinci) wanda sauran kifaye ba za su iya rayuwa ba, don haka galibi ana ajiye su a cikin tankunan jinsuna. Duk da haka, wannan ba yana nufin cewa suna yin babban buƙatu akan kulawar su ba, akasin haka, kifi ne marasa fa'ida.

Dauki kifi tare da tace