Dolphin Sea Black. marudzi Dolphins

Izvi zvomumvura mhuka zviduku nomurayiro Cetacea. Masayendisiti zvino vanenge makumi mashanu mhando Dolphins.

tsananguro

Izvi vagari gungwa ndezvaJehovha subfamily pamusoro mhuka, cetaceans yokuzviparadzanisa, mhuri Dolphins. muviri wavo kureba anoda kubva 1.2 3 metres, mune dzimwe mhando, wasvika 10 m. Chinenge marudzi ose Dolphins vane zenze iri kuseri. Uyewo elongated mu "muromo" chiso uye vakawanda mazino (70).

Dolphins mugungwa vanotungamirirwa echolocation. Mhuka dzine dzakaonda chaizvo kunzwa - ruzha vibrations zvirimo kubva wandei makumi Hz kusvika 200 kHz.

Dolphins rusununguko yakagozha nenzwi uye aramu nenzwi achipa chiratidzo, echolocation nyere riri pamhino (chete). Rinobatanidzwa ne matanhatu mhepo mumasaga pamwe tsandanyama hurongwa. Frequency anonongedzera airatidza - vanenge 170 kHz.

Inofanira akati pamusoro zvikuru nechepakati tsinga emhuka idzi - uropi guru, idenderedzwa, ayo Hemisférios Cerebrais vava meanders (nemakwati Dolphin uropi ane masero mabhiriyoni 30 tsinga). Saizi uropi kwakadaro kunoita Dolphins kuti ribude yakawanda kuuya mashoko vanogona, kufanana remaparrot, kutevedzera mashoko akataurwa nomunhu.

The hydrodynamic Maumbirwe muviri, Anti hwekutambudzika zvivako uye nemamiriro ganda, hydroelasticity maturo (chinjika) ari zvimbi, anoshamisa kukwanisa svetuka kune makuru pakadzika uye zvimwe zviri Dolphins akawanda kwemakumi emakore vatsigiri vanofarira zviri bionics.

Mhuka idzi akanaka vari kuchengetwa dolphinariums zhinji uye oceanariums nekuti vari nyore ivo vakadzidziswa uye trainable. Nhasi, marudzi akawanda Dolphins vari "kushanda" iri sekasi. Zvino isu funga mukana domestication kwezvimwe yemhuka idzi.

Zvinosuruvarisa munyika dzakawanda vari nyaya Fisheries (eg lagenorhynchus kuJapan stenella). In mamiriro edu hove emhuka idzi rakarambidzwa 1966.

Nyaya hurukuro yedu nhasi ndiro Gungwa Black Dolphin. We achasuma iwe kuti mhando huru nhatu zvomugungwa.

Bottlenose, Dolphin kana guru

Izvi ndicho uye vakawanda vakadzidza marudzi, iro rinowanzoshandurwa kuwanikwa muGungwa Black aquariums. Bottlenose Dolphin - a Dolphin, riri nyore kushivirira vamwe muusungwa.

Izvi zvomumvura mhuka vachikura 3 metres uye uremu 300 makirogiramu. The Sea Black Dolphin rinoshanda masikati, iye ugere pa ravira.

Bottlenose Dolphin anovhima hove, asi usakanda mapfumo pasi, uye kubva kuti shrimp, Squid, cephalopods. Vachivhimei nechikoro hove, Dolphins dzikarongwa pamwechete. Achitarisa mwaranzi uye dzemugungwa, ivo aburuke kuti kudzika 300 m.

Bottlenose Dolphin - mumwe Dolphin uyo uchapedza anopfuura 15 makirogiramu hove daily. Vavengi vane zvishoma - ndiyo huru hove huru uye Sharks. Chinokosha kuvadza munhu kukonzera yevagari. Mambure okubatisa hove mhuka kazhinji angapingirishwa uye kufa. Echo sounders zvomumvura Nemidziyo honzeri nokufa Dolphins. Chokwadi kuti vanotungamirirwa vanonzi locator.

Underwater Dolphin ruzha kuti aparadzire panguva kumhanya, zvinoratidzwa kubva zvinhu uye ugodzoka. Saka mhuka anogamuchira mashoko pamusoro zvinofarirwa chinhu chacho. Kana anofunga "wokumwe" inzwi chinozunguzirwa Akash, unogona kurasika muchadenga. Kazhinji mifananidzo inokukurudzira kumusoro uri sandbank. Kune mienzaniso yakawanda, nyaya dzakadaro zvinowanzoitika pamusoro pakutengeserana ngarava.

Dolphin ruzha

Ichthyologists, kudzidza bottlenose Dolphins, vakawana kuti vane zvakawanda ruzha, iyo inoshandiswa kutaura mukati makwai. Aongorora yenhau "Nhaurirano", vatsvakurudzi vakagumisa kuti "duramazwi" bottlenose ruzha 17. In kutsvaka nyama kwavo, ivo "nemakwati" kana kufambisa zvokudya - "meow" uye kana kuenda kutyisidzira anokumhan'arira, ivo mitinhimira kuti akafanana donje. Vashanu vavo kunzwisisa Sea Black beaked Dolphins uye mutyairi wendege whale. The 12 yasara rinonzwika zvakasiyana nemamwe. Vanodzidzisa kuti mubatanidzwa siyana anonongedzera izvi zvinobvumira mhuka kukurukura nemunhu.

kubereka vana bottlenose Dolphins

In uye chirimo Dolphins kuberekesana mwaka kunotanga. Panguva ino mhuka kuzvibata zvakasiyana, senguva - muviri wose vanobwembura, tora anokosha postures, sniff mumwe, kusvetuka, stroking zvimbi nemumwe uye misoro squeal.

In duku vakadzi zvepabonde akura, sezvo akayera ichthyologists, masayendisiti, muviri kureba 228 cm. Gestation Rinotora rinenge gore.

Bottlenose Dolphin, sezvinoita vakawanda cetaceans - viviparous mhuka. The mbudzana anozvarwa nemvura, ave mutemo, muswe mberi. Genera dzimwe nguva mberi kwemaminitsi 20, uye dzimwe nguva kunonoka kwemaawa maviri.

Common Dolphin - vanhuwo Dolphin

Ndicho mhuka zvikuru magariro kubva mhuri dzavo. Havagoni kufungidzira upenyu hwavo voga. Boka Dolphins, mune zvimwe zviitiko yakakwirira sapamazuva nhamba zviuru zviviri.

Common Dolphins vane mhuri rinoumbwa nezvizvarwa zvevazukuru vana chete munhukadzi. Lactating vakadzi vechiduku vanhurume, uye dzimwe nguva zviumbe, kazhinji kwenguva pfupi mbiru.

Ndicho uchitsanya mhuka zvomumvura, ukurumidze kusvika 60 km / h. Kuti zviri nyore zvokuti kutsanangura. Common Dolphin - chiduku Dolphin. muviri kureba hakuiti pfuura rimwe mita. Vakanga vasina kunyange kufambirana shark.

Live Dolphins makwai kunonyanya pamatunhu makungwa. Vakaguta hove, mollusks, crustaceans dzimwe nguva.

dzinogarisana

Zvinofungidzirwa kuti Black Sea Dolphin, kunyange zvazvo iye anogara dzinenge mumakungwa zvose uye makungwa pamwe nounyoro kana inodziya mvura. Maererano masayendisiti, zvakajairika Dolphin kuti anogara Sea Black ndiye mureza "Dolphin runako."

Exterior zvinhu

mhuka iyi ane Proportional, mutete muviri. Kurutivi rumwe norumwe iri nani kunzwisisa mufananidzo - a chinjikira mufananidzo sere pamusoro chena background, randakapiwa zita kuti pfungwa. Color - black uye chena, uye siyana noruvara pfumbu.

Behavior zvakasikwa

Common Dolphin - ushamwari chaizvo nemhuka makwai. Vakanyatsoongorora kubata hama vanorwara anorenda kunovhima hove, kuchengetedza uye adzivirire vaduku Dolphin. Kukurukurirana rikaitika rongedza Via beeps - the clicks, svisvidza uye rira. Kusiyana afaliny, beaked 5 anoshandisa mitinhimira yakasiyana frequencies, namo uye timbre.

In yechando, kuti Dolphins nokuunganidza guru pamapoka anosvika zviuru zvakawanda vanhu. Pakazosvika zhizha kazhinji anoora nokusika mapoka maduku zvakafanana Dolphins. Mumhuri dzakadaro - hwepedyo chaizvo ukama pakati zvose nhengo dzayo.

Nhoroondo zviitiko apo Dolphins izvi kubatsira mhuka vekare vakaramba pemvura saka vanogona kufema.

Dolphin chiteshi porpoise

Miti iyi ine mazita akawanda - Azov Dolphin, porpoise dzose, nguruve, Azov porpoises , etc. Ndiyo imwe (vatatu rakajairika) Dolphin Sea Black.

zvekunze misiyano

Dolphin Sea Black chiteshi porpoise ane pfupi musoro kungopotsera, vakagumisa chiso, ane simba mafuta ikanyanya. Dolphin muviri ane fodya-zvakaumbwa, mativi dorsal zenze pamwe navanopinda chawo. The pectoral zvimbi vari vakagumisa zvishoma. The musana iri nechepadivi murima-kuchena, anenge chena dumbu. Kureba mhuka iyi asingadi kupfuudza 1,8 mamita uremu Its -. Makirogiramu 30.

dzinogarisana

Dolphin zvinenge porpoises muGungwa Dema kure nemhenderekedzo asangana rose gore, nemhenderekedzo ari Azov rinowanika mangwanani yechirimo. In autumn, mhuka idzi kusiya mbiru silverside uye bakayawu.

Mune dzimwe makore, rakapinza kutonhora uye glaciation kunyange Gungwa Azov kwakakonzera kufa mhuka idzi vari chando.

Kakawanda kupedza chando nemhenderekedzo yeSouth Caucasus uye Crimea. Dolphins izvi vanogara mapoka maduku 5 kusvika 30 vanhu, asi pane chimwe (kazhinji).

Muzhizha chiteshi porpoises zvinogona kuonekwa ari Kerch Strait, apo ivo kunovhima mullet. Dolphin ichi kazhinji unouya murwizi.

Life anotarisirwa - makore 12, pabonde zvokunamata zvasvika kuna 4 makore. Gestation rinovapo inenge 11 months, ivo vana vayo vanoberekerwa May-August. The munhukadzi vana achayamwisa kuti 5-6 mwedzi.

Powered chiteshi porpoise goby, bakayawu, silverside nezvimwe nehove duku. Daily Dolphin chiteshi porpoise anodya zvinopfuura 5 kg hove.