Marine renguruve dzinoita uye tsananguro tigutsikane muutapwa

Kunzwa mashoko okuti "porpoises", vakawanda vari kumba Negima nemakonzo akafanana hamsters. Asi zvinoitika, vanonzi vamiririri hurongwa Cetacea, chakafanana Dolphin iyo anogara achinyanya ari wakawanda mumvura ruzhinji mumakungwa uye nyanza. Vamwe vavo kunyange kushandiswa sezvokudya kwevanhu. Sezvo porpoises vakawanda zvipenyu dziri mhuka pangozi, hove dzavo hakubvumidzwi mumakore achangopfuura. Nokuda unoshamisa Kufanana pamwe Dolphins, mhuri idzi kazhinji havasi chete vanhu vavhiringidzika munhuwo asi nyanzvi fauna of.

Kufanana nevamwe mvura mhuka, porpoises vari viviparous. Nhunzvi zvokudya majaya avo mukaka kwenguva refu. Zvokudya zvavo rinoumbwa achinyanya hove, asi dzimwe nguva vanosanganisira Squid uye dzemugungwa.

Varieties porpoises

Munyika yose, vari mapoka mapoka matatu: finless, chena mapapiro uye zvavo. Vamiririri rokupedzisira vemhuri zvinosanganisira mhando ina. Iwoyo dzinokwana mashizha matanhatu. Zvakasiyana chaizvo kubva mumwe, vose chitarisiko uye dzinogarisana. Dzimwe vanosarudza kugara packs it, apo vamwe vanogara voga. Pakati pavo vane zvakajairika chaizvo nemhuka zvomumvura, uye vava kuda kutsakatika. Zvisinei, vari majini zvose mumhuri chete.

finless nguruve

Yainzi nokuda pasina dorsal zenze. It anonzi duku Dolphin munyika (nhengo vasara mhuri uriko). miganhu yacho haapfuuri 1.2 metres. Small musoro pasina muromo ane kumativi huma - munhu pachena kuchiitwa rudzi urwu. Muviri mvere, rima pfumbu (dzimwe nguva - anenge vatema) ruvara, dzimwe nguva ane rwebhuruu zvishomanana tint. Gara porpoises dzakadaro kudiwa muna Indian uye Pacific makungwa kubva Cape kusvika kumhenderekedzo Japan. Chengeta mhuka chinogona singly kana mumapoka maduku.

Pig (gungwa) vulgaris

Rakakamurwa subspecies matatu kuti vararame anenge kwese, kutanga North Atlantic Ocean akaguma Pacific mahombekombe kuFar East. Common porpoise - chaiwo mumiririri Fauna of Black uye Azov makungwa. Vanhurume iduku pane vakadzi yemhuka idzi, saizi yavo hakuiti pfuura rimwe nehafu metres kureba. Dzinowanzotanga vakaramba muzvikwata, mudye hove. Dzinonyanya chinhu ndechokuti nepo kufema havafaniri kusvetukira akabuda mumvura. Bemhapemha Kazhinji rutema kana kwasviba pfumbu, rezasi chikamu yokumusoro muviri vakareruka.

Black Sea chiteshi porpoise, chiteshi porpoise kana akadana kuburikidza neeSultan yavo majini vakasiyana kuBaltic uye subspecies Pacific. Asi zviri pachena kuti akafanana chaizvo. Vanhuwo nguruve kupfuura kudzidzwa munhu, nekuti kazhinji rakaitirwa nhapwa dolphinariums, aquariums uye tsvakurudzo nzvimbo.

Pasinei guru nhamba yevanhu, kuti maindasitiri nekubatwa mhuka idzi hakubvumidzwi munyika dzakawanda (kunze Japan, apo vachiri inodyiwa).

Vaquita

Kuwanda mhuka idzi catastrophically pasi. Maererano masayendisiti, mu dzomusango havana kupfuura 300 vanhu. Nokuda kwechikonzero ichi, chokunyengera mhuka iri zvaisambobvumirwa, asi izvi hazvirevi kubatsira, nokuti zvazvinoita uwandu murombo zvakatipoteredza uye pamberi vakawanda Sharks nzvimbo. Vanorarama chete muGulf of California, iyo nguva nenguva vanotambura utava hove.

Izvi Guinea nguruve hakusi guru chaizvo - kusvika masendimita 150 pakureba uye 50 makirogiramu yairema. It ane pfumbu muviri huru "pfungwa" dema kumativi maziso. The repasi chikamu, sezvo nhengo dzakawanda dzemhuri, raita pamusoro. Aifarira kuva nevamwe mhuka asi zvishoma nezvishoma, tichidzivisa ruzha, vanhu, uye zvose zvine chokuita navo.

Argentine mhando

Saka zita nekuda dzinogarisana. Anorarama kunyanya mvura Pacific Ocean pedyo South America, uye dzimwe nguva inowanikwa Atlantic. Zvakasiyana congeners ayo kugona kwenguva refu kurarama Freshwater ezvinhu. Argentine porpoises kazhinji kushambira kupinda estuaries kunotsvaka nyama. Vanogona kugara ikoko kwemavhiki, kutamira pamusoro magetsi anosvika 50 km.

Kusiyana dzavo hama, kuti hove huru rudo ushoma. Vane kumbonyanya guru miviri ane simba (kusvika 180 masendimita pakureba). Ruvara muviri rima pfumbu ane haawanzotauri kuoneka kuvhenekerwa kusvikira pasi. Huru mhuka zvokudya - hove uye Squid.

Ophthalmologic nguruve

Iye - Atlantic, wokutanga vakagamuchira zita raro nokuda rima yeChina akapoteredza meso, akafanana magogorosi. Chechipiri - nokuda dzinogarisana. Izvi mhuka huru (kusvika 2,2 metres urefu) vanogara mumapoka maduku pedyo nemhenderekedzo. Mupenyu kunyanya inotonhorera mvura Atlantic Ocean, asi iri rinowanikwa Indian (pedyo Kerguelen Islands) uye Pacific (nemhenderekedzo Tasmania uye South Australia).

Kubva vamwe chimbichimbi Kuchinja dzinoratidzwa matema ruvara kudzokera chena dumbu. In nechitarisiko chakafanana muduku muurayi shato huru, asi kwete zvesimba maitiro. Meso dziri pamusoro musoro dema, yakapoteredzwa chena "pfungwa." Rinodya hove, crustaceans, mollusks.

Urid dall kuti porpoise

Ndicho kupfuura nhengo yemhuri inokura kusvika 2 metres urefu uye uremu zvavakawana anosvika 220 makirogiramu. Iye anogara muGungwa Bering, kweGungwa Okhotsk uye Gungwa Japan. Mhuka dziri kuchengeta muzvikwata zvevanhu anosvika 20, kudzinganisana hove uye dzemugungwa. Ndivo kunyanya usiku. Kazhinji vanoumba boka muurayi shato huru apo kuvhima. Diving anogona kusvika hafu kiromita ainyatsonzwisisa, sezvo vanosvika pamusoro, regai kusvetukira mumvura zvachose.

White makwapa kumativi muviri dema - huru "chiratidzo chinokosha" iyo vakagamuchira zita raro, porpoise ichi. Dolphin anogona ngavafukidzwe uye vamwe havana chiedza yakakura nyora muviri. Dzimwe nguva pane chose vatema specimens.

Life muutapwa

Sezvo zvinoyevedza dzakawanda cetaceans hakubvumidzwi pasi ezvinhu chakagadzirwa vari inoitwa zvishoma kakawanda. Zvikurukuru, tiri kutaura pamusoro aquariums, tsvakurudzo nzvimbo, Dolphin uye gungwa dzemitambo. Kunyange zvazvo ungwaru mhuka hazvigoni kunzi simba, ivo vakadzidziswa tanetseka chaizvo. Nokuda kwechikonzero ichi, vari zvinomiririra kushandiswa kashoma.

Kushaya rusununguko rwokufamba wakatetepa nzvimbo porpoises vanotambura zvikuru. Panguva isiri kugutsikana, vanowanzoita vanoda kurwara uye vangatoona kufa. Fudza dzinovaraidza izvi zvinogona kuva zvakaoma. Zvechokwadi, kwavo zuva kudya kunosanganisira hove yakachena. Porpoise - chikara, uye fastidious, uye wamakaro.

basa romunhu zvikurukuru tigume yevagari kwemarudzi ose porpoises. Vanotambura kubva zvipenyu dzoga, pamutemo hove, uye dzimwe nguva kuurayiwa, netsaona kuwira pemambure. Mune dzimwe nyika dzichiri anovhima kushandisa nyama yemhuka. Asi vakawanda rinoti, kubatwa kwavo hakubvumidzwi nemutemo, uye nokuda kutyora yakananga kurohwa inopiwa.

Porpoises - mhuka, iyo pamwe chete Dolphins, muri toothed hove huru. Zvisinei, muganhu pachena pakati mhuri mbiri havapo. Vose - nezvikara. Vamwe vakaramba muzvikwata, apo vamwe vanosarudza kuva voga, kudya hove uye vamwe upenyu zvomumvura. In muutapwa, vanogara kashoma uye ndisingadi, vanonetsa chokudzidzisa. Vamwe mhando chaizvo dzakawanda, vamwe vari vava kuda kutsakatika.