Kungani izinhlanzi uthula sinjalo lesi kusuke kunjalo ngempela?

Ngisho izingane ukwazi ukuthi izinhlanzi bathulile, akumangalisi ukuthi necebo isisho esithi "it like inhlanzi." Wonke umuntu wabona ukuthi ukubamba carp futhi carp crucian Usanda kuthuthela buthule Onomlomo, sengathi umoya ngokwanele, kodwa akusho bungakhiphi noma yimuphi umsindo. Umbuzo ke kuphakama ukuthi kungani izinhlanzi uthula, ngoba ezinye izilwane ezishisa kakhulu zikhipha izinhlayiyana ezithile imisindo, ukuxhumana nomakhelwane babo.

Ngakolunye uhlangothi, kepha kungekho muntu owayengase ukuzwa ukhuluma inhlanzi noma Pike, kodwa ngakolunye uhlangothi, lokhu akusho ukuthi abakwazi ukushicilela yimuphi umsindo. Kwaphela iminyaka eminingi ososayensi baye bazama ukuthola incazelo yokuthi kungani izinhlanzi uthula. Basho ezihlukahlukene izinguqulo, phakathi okuyinto kwakuyile: njengendlela yomuntu iyaqhubeka iphila ezweni, wahluleka ukuzwa ingxoxo yabo. Ngokusho kwenye inguqulo, eziphila olwandle ukukhuluma ezingeni ultrasound.

It kuvela ukuthi ngesikhathi sonke lesi sikhathi abantu kwadingeka ulwazi olungamanga, ngoba izinhlanzi akuzona buthule, kodwa kakhulu ngenkuthalo ukukhuluma. Leli qiniso aziwa amaGreki asendulo. Ngakho, Homer, owabhala ngokufuna ukuzidela Odysseus, ungakhohlwa ukusho ngesikhathi ecula Sirens, sibonelo zazo sciaena eshicilelwe emanzini umsindo ngalokwanele okusikhumbuza ingoma.

Ngokwenza ucwaningo lwabo, abacwaningi kwehlisa ngaphansi kwamanzi hydrophone - umbhobho isakhiwo esisha ekhethekile. On the okuqoshiwe wenza ngosizo lokhu imishini, kwakunokwenzeka ukuba ingenzele imisindo ehlukene ukuthi zifane Flapping, ukugaya, crack, ukuqhuma, ntswininiza, nokunye okuningi. Yayiyini ukumangala abacwaningi, lapho sekumcacela ukuthi lena akuyona lutho kodwa inhlanzi ukukhuluma. It kuvela, abakhileyo zikhuluma nezinyonga buthule kwamanzi nje kungenzeki. Ngisho bekhuluma izinhlanzi Bro.

Yiqiniso, lokho zenza imisindo zonke izakhamuzi kolwandle, ayikaziwa, kodwa sibonga ukuhlolwa kwenziwe wakwazi ukuqopha ingxoxo ezinye izinhlobo. Ngokwesibonelo, i-mackerel Black Sea likhipha umsindo ofana sebekhathele ukukhonkotha kwazo inja, Azov goby - ukugwavuma, mullet - the clatter izinselo, carp futhi carp kususwe. Imisindo ehlukahlukene muhle kakhulu, amanzi ungezwakala croaking, mewing, nezigubhu zakhona, nento encimfelwayo, usasebenza, ephezulu. Khuluma konke, akekho uhlala sibukela, ngisho i-tuna.

izinkulumo Fish ngosizo imisipha, okubangela ukuguquguquka kwesinye bhukuda. Furthest kule cala lethulwa inhlanzi-frog, okuyinto umzuzu owodwa nje ukudansela isiginci sakhe yakhe bhukuda esinyeni ezingaphezu kwenkulungwane izikhathi. Ezinye izinhlobo ithambo noma amazinyo kushayana. Ngokwesibonelo, u- induna Swimbladder amathambo clownfish kungase ukutshiyoza ngenxa yokuba khona we yephimbo, i-herring ukhiqiza Bubbles kusukela ingquza. Ngakho-ke, ngeke kube usabuzwa mayelana nokuthi kungani izinhlanzi uthula, akunjalo. Uma singase ukubezwa, bengiyakunitshela ukuthi ngiya liyahlanya ngaphansi kwamanzi kusukela umsindo enjalo.

Kwatholakala ukuthi abakhileyo amanzi enlwandle nasolwandle zikhuluma kakhulu kunalokho awoyisekazi e aquarium. Kulindeleke ukuthi agqamise umsindo ukuze ungawuzwa umsindo amagagasi. Abantu iminyaka eminingi kangaka babecabanga ukuthi kungani izinhlanzi uthula, njengoba kuvela, thina nje azikwazi ukuzwa. Thulile angahlali ngisho shellfish. Ukukhuluma zonke izinhlobo ezihlukene zezinhlanzi, benza imisindo ukuheha wobulili obuhlukile, dudula izitha, alamu, njll