A kaikaice layi na kifi da ta rawa a cikin hali da kuma rayuwa na kifi

Hankula wasa mai da muhimmanci sosai rawa a cikin rayuwa da kuma hali na kifi. Kifi, kamar sauran vertabrate da cikakken sa kunsha na gabobi biyar. Kuma bã su da wani muhimmanci bambancin - a kaikaice line. A kifi wannan azanci shine Gabar kira na shida. Land dabbobi a cikin shakka daga juyin halitta sun rasa shi na shida ji, amma shi ya zauna a cikin waterfowl da kuma wajen facilitates rayukansu, taimaka wajen tsira, kuma ku ci.

Anatomy of kifi. hankula

Daya daga cikin manyan ji gabobin kifi an dauke su ji daga wari da kuma iyawa. Tare da su taimako, suna iya karba ko da kananan canje-canje a cikin yanayi. Kifi Pike, misali, ta bakin ba kawai gamsuwa, amma kuma jin shãfar ƙasa, shi amsa nan take, canza shugabanci. M Kwayoyin a cikin bakinka, aika da jijiyar, sigina da hatsarin ya faru na cikas ko abinci.

A kifi an quite finely ɓullo da hankali na zazzabi. Wannan babban ji na ƙwarai to hawa da sauka a cikin zafin jiki da kuma matsa lamba dan hanya zuwa ƙasar dabbobi.

Olfactory gabobin da kifi suna located a tarnaƙi da kai, kuma yayi kama da kananan Cones. Tare da su taimako, ba za su iya gane canje-canje a cikin ruwa sunadarai. Musamman sharply raya ji na wari a dabbobi da suke nocturnal farauta. Alal misali, kifi Pike iya sansana ganima cewa gudãna, a 'yan mitoci.

Kaikaice line. wuri

Masana kimiyya da dama imani da cewa a kaikaice layi na kifi - mafi muhimmanci ji sashin jiki, taimaka dabbobi rayuwa mafi kage. Kaikaice layi - wani irin guda cibiyar, wanda ya kawo tare duk da m Kwayoyin a cikin jiki, located in kai ko jiki.

A Authority aka located a ko'ina cikin jiki, da suka fara a kai da kuma kawo karshen at wutsiya. Tiyata da kifi, da jinsunan da subspecies ƙayyade wurin da a kaikaice line kuma ta launi. A daya jinsin, zai iya kama wata mai haske fari line, yayin da wasu - wani duhu, kusan baki stripe.

A manyan yawan kifi a kaikaice layi da aka gabatar a cikin wani aure kwafin. Amma akwai wasu jinsunan da za su iya alfahari da biyar ko fiye. A kaikaice layi na kifi na iya zama sosai m gani, kuma za a iya boye a cikin ma'auni kuma nan da nan m ga mutum ido. A wasu kifi ta baka-dimbin yawa, wasu - a cikin hanyar kananan jerky ratsi a kai.

Akwai kifi, wanda suke bã tãre da shida hankali. Wadannan sun hada da mullet, Dallam, wasu kifi iyali cyprinodontiformes.

A kaikaice line kunshi ...

Kamar yadda muka ce, a kaikaice layi na kifi ne wani nau'i ne na kwakwalwa da kuma jijiya cibiyar da cewa na sa ido abinda ke faruwa kewaye. Abin da ke wannan cibiyar?

Kaikaice layi wakiltar wani jari na wani yawan rabe wanda ake dake tsakanin su a wani lokaci-lokaci. A rabe iya zama a cikin launi tashoshi ko depressions wanda aka zubar a tarnaƙi na jiki. Mai rabe da aka boye a karkashin fata na kifi. Kawai 'yan zo da surface da kuma a ɓõye, a cikin ma'auni. Kama da bude pores a kan fata.

Ciki da tashar na kaikaice line aka cika da ruwa. Jijiya rabe (su azanci shine hairs) kamawa musanya siginar kawota ga wannan ruwa da kanta. Duk wani perturbation, canje-canje a matsa lamba ko zafin jiki na ruwa na iya haifar da rabe da haka, da ruwa a cikin tashar a motsi. A karfi canje-canje a cikin mazauninsu na kifi, da girma za a yi watsi gashin-tsoka mai amsa sigina, da sauri bayanai samun shiga cikin tsakiya m tsarin.

Tamanin da kaikaice layi a kifi

Shida ji, ko a kaikaice line damar da kifi ya ji m da sauran dabbobin da cewa rayuwa a cikin ruwa, da yawa jima fiye da su za a sanar da game da gabobin da gani ko sansana. A kaikaice line ne iya kama da karami canji a cikin ruwa matsa lamba. Masana kimiyya ce cewa nesa a wanda yana iya sanin ko gabatowa hadari sau shida da size (tsawon) na kifi.

Tamanin da kaikaice layi a kifi gani sosai musamman manyan. Akwai dabbobi da suke iya amsa na musamman zuwa ga inuwa ko haske, shi ne gaba daya m na motsi a cikin ruwa. Kaikaice line a cikin wannan harka, to rama domin underdevelopment ko babu gani ko olfactory basira.

Daga cikin sideline sau da yawa ya dogara da rai daga cikin kifi. Idan an lalace, da waje samuwar kasashe ana tsinkayarsu ga dabbobi ba haka ba ne mai haske. Yana zai gushe amsa kiran hadari daga waje, ba za su iya cikakken farautar don samar da abinci, boye daga maƙiya. Kuma nan da nan ya halaka.

Kaikaice line kuma nibble

Kila duk gogaggen masunta san da darajar da kaikaice layi na kifi. Tare da shi, kifi ne iya tarkon da karami amo da vibrations na ruwa. Kamar yadda masana suka ce, harbi, fashewar, wata al'ada tattaunawar a wani tãyar da murya, da tasiri a kan ruwa gefen layin nan da nan "za sansana." A kifi haka amsa, firgita da gudu. Yana da wannan dalilin cewa masunta kokarin taba yin amo a kan kandami, ba su yi magana ma da ƙarfi, ba su jefa wani abu a cikin ruwa.

Movement, kadan amo da vibrations kamata ba ƙirƙirar masunci da koto a cikin ruwa. Dandana anglers ce cewa koto kamata ba tsaya a cikin ruwa, shi dole ne dole motsa, oscillating ruwa. Kawai a cikin wannan harka da kifi ta kaikaice line zai sansana da abinci da za ta motsa a cikin shugabanci na ƙugiya.