Daga cikin fauna da ake samu a cikin rafuka muna da al Kaguwa. Yana da decapod arthropod wanda harsashi ya rufe jikinsa. Wannan kwasfa ana ɗaukarta azaman exoskeleton kuma tana hidimar kare kanta. Ba kamar mu bane, maimakon samun kasusuwa a ciki, suna da su a waje. A cikin gastronomy, naman kaguwa ana matukar buƙata kuma wannan yana nufin cewa ana iya barazanar wanzuwarsa.
A cikin wannan labarin zamu gaya muku game da halaye da kuma tsarin rayuwar kifin kifin don ƙarin koyo game da shi.
Babban fasali
Exoskeleton da aka lullubeshi dashi yana da matukar wahala kuma yana hidimtawa don kare kansa. An hada shi da alli. Yana gabatar da dukkan jikin da aka rarraba cikin kashi wanda zai ba shi damar motsawa da motsawa cikin shafukan cikin kogin. Babban rabo shine na baya da na baya, wanda ake kira cephalothorax da ciki. A cikin sashin baya shine kai da guntun ruwa wanda rabuwar mahaifa ta rabu.
A gefe guda, muna da na karapace an tsawaita a fadada inda ake saka idanuwa. An sanya bakinta akan ɓangaren gefen gefen kansa kuma an kewaye shi da ƙafafu waɗanda ke taimakon dabba don gudanar da motsi.
Ana samun kaguwa mai ƙwanƙwasa a cikin koguna a ko'ina cikin yankin teku kuma galibi ana rarrabe su sau da ƙafa saboda suna da ƙafafu ƙafa 5 a gefuna kuma a cikin yankin cephalothorax. Pairafafun kafa na farko sun haɓaka ƙusoshin hannu waɗanda ke aiki duka don kariya da kama abinci. Wataƙila wannan ƙuƙwalwar tana sanya ƙirar ƙira da halayya waɗanda suka shahara da ita.
Pafafu biyu masu zuwa na gaba suma suna da matse amma sun fi girman girma sosai fiye da na farko. Na farko sune mafi mahimmanci da amfani ga dabba. Pafafun kafa biyu na ƙarshe suna da ƙuƙwalwa wanda suke amfani dashi don riƙo mai dacewa da kwanciyar hankali lokacin motsi.
Ana amfani da dukkan ƙafafu bibbiyu don motsawa banda na farkon, wanda koyaushe a shirye yake don kare kansa ko kai hari kan ganima.
Ayyukan jiki
An shirya eriya a ƙarshen fuska kuma yana da ƙananan ƙananan maganganu. Waɗannan eriyar suna da fa'idar kasancewa gabobin da suke sabawa da muhalli kuma suna da aiki mai ma'ana. Kari akan hakan, yana taimaka wajan kiyaye daidaiton ka da kuma iya jin duk abin da ke kusa da kai.
Tsarin numfashi yana aiki saboda gill da yake da shi a ɗakuna biyu waɗanda aka tsara a bangarorin biyu na ramin da cephalothorax ke da shi. Ciki kuma yana da ɓangarori shida waɗanda za'a iya jujjuya su kuma suna da abubuwa biyu masu haɗawa. Waɗannan ƙa'idodin suna da kyau kuma sun inganta sosai. A ɓangaren ƙarshen telson akwai ƙwanƙolin ƙarfin wutsiya mai iyo. Wannan shine yasa kifin kifin ya zama mai iya iyo kuma yana iya motsawa cikin sauƙi kodayake kogin yana da ɗan ƙarfi sosai.
Capacityarfin kaguwa dole ne ya isa ya rayu a mahallan inda ruwan yanzu ke da ƙarfi. Misali, idan akwai ruwan sama mai karfi, kwararar kogin na karuwa sosai kuma dole ne kaguwa su kasance cikin shirin rayuwa a cikin wadannan yanayi.
Amma tsarin narkewa, yana da hankali sosai. Daga waje zaka iya ganin dubura kawai wanda yake a cikin ɓangaren ɓangaren ɓangaren telson.
Domin bambancewa tsakanin kaguwai na maza da mata, dole ne a samar da wasu bambance-bambance tsakanin abubuwan da ake amfani dasu wajen jima'i. A cikin maza, waɗannan ramuka suna buɗewa a cikin ginshiƙan ƙafafun na ƙarshe kuma gaɓaɓɓiyar kwayar cutar ta kasance a cikin na farkon biyun. A cikin mata, halayen jima'i suna kan ƙafafu na uku kuma sauran sun ragu ko basa nan.
Mahalli na asali
Kifin kifin ba shi da ƙarfi sosai dangane da yanayin da yake buƙatar rayuwa. Tana zaune a cikin dukkan ruwan kogunan Sifen waɗanda suke da isasshen kwarara. Kodayake ba shi da matukar buƙata, amma ya fi son cewa ruwan yana da wadataccen gishirin cikin jiki don ƙarfafa exoskeleton da yawan narkar da oxygen tsakanin 3 da 12 mg / l.
Game da yanayin zafi, Suna buƙatar kasancewa cikin kewayo tsakanin digiri 8,5 da 22. Kifin kifin yana matsayin kyakkyawan yanayin muhalli na ingancin ruwan da kogunan mu suke da shi, tunda idan sun gurbata ba zamu gansu ba. Kodayake tana da ƙarfin tsayayya da wasu maɓuɓɓugan ruwa masu ƙarfi, galibi muna ganin yadda aka rarraba su a wuraren da saurin ruwa ke tafiyar hawainiya. Bottomasan kogin na iya canzawa kuma ya kasance yana cikin wurare marasa zurfi da kuma wasu waɗanda suka fi yawa.
Ba ya son wurare masu haske don haka ya yi amfani da damar ya ɓuya a cikin ciyawar koguna. Wani lokaci tare da makullin sa na iya yin rami ta hanyar tonowa idan ta ji barazanar. Hakanan yana iya ɓoyewa a kan wasu gangaren banki ko ƙarƙashin manyan duwatsu.
Mafi girman ayyukanta yana faruwa da daddare inda haske baya sanya ganima ta gano shi. Lokacin shekara lokacinda yake aiki sosai shine tsakanin bazara da kaka, sauran shekara yana cikin kwanciyar hankali a ɗayan mafi yawan wuraren ɓuya mai aminci.
Ciyarwa da haifuwa daga kifin kifin
Wadannan kadoji suna cin kusan komai. Haɗa cikin abincinku karamin kifi, gawar wasu dabbobi, larhi na amphibian, macroinvertebrates, tsire-tsire na ruwa har ma da algae. Daga cikin mahimmancin dabbobin da za ku lura da su sun hada da kwarin coleopteran da odonata, sauran manyan kifaye, tsuntsaye da wasu dabbobi masu shayarwa irin su otter.
Game da haifuwarsa, lokacin haihuwa yakan fara ne gabanin rashin nutsuwa wanda mace take yana iya sanya tsakanin ƙwai 40 zuwa 80 a ƙarƙashin ciki kuma a ɗora a ƙafafunta. Yana kiyaye shi yayin da suke bacci har sai ƙwai ya ƙyanƙyashe lokacin bazara mai zuwa.
Ina fatan wannan bayanin zai taimaka wajen koyon abubuwa game da kifin kifin da muke da shi a yankin teku.