Gray Dolphin: chaiyo mhando

Vamwe vanhu vanodavira kuti Dolphins mupfungwa dzavo kupfuura murume, uropi dzavo dzakabudirira zvikuru. Kutaurirana nemumwe dai kure nokuda ultrasonic nemafungu. Gray Dolphin - shato huru mhuka kukupfura.

Ndinoita sei kuwana pfumbu Dolphin?

Kubva dzimwe mhando dzose Dolphins, ichi anosiyana zvikuru. Gray Dolphin haana hapana anonzi muromo, nekuivaka simba uye hombe, muviri tapers kurutivi muswe, uye muswe yakamanikana chaizvo. Simba huma payakakurudzirwa amutsa kubva muromo pamusoro yakagadzirwa, vakagumisa musoro, yakarurama. muromo incision haaratidzi kuyambuka yose chiso. A duku concave paburi, riri pamusoro zvose dzimwe shamwari siyana pfumbu Dolphin. A tsanangudzo yacho ruvara haagoni kupiwa zvakajeka, nokuti ruvara muviri kunosiyana-siyana pamwe zera. Kumashure Dolphin grey kana rima kuchena, chiedza dumbu, pamwe nemakore ari makwapa chena muviri kunova huru. Zvinoita sokuti sedeet, akafukidza chena. The muviri wose pamusoro furrowed mavanga mavanga zvakakonzera dzemugungwa kana hama. Dolphins ava kazhinji hasha uye kuruma kana kukurukurirana mumwe.

Kurema mukuru anogona kuva makirogiramu anosvika mazana mashanu. Kukura muviri muromo muswe pamberi tomu - kubva nhatu mana mamita. Gray Dolphins yepasisa wechishanu chinzvimbo kukura mhuri dzavo. Mazino vane kusvikira nomwe nomwe, dziri zvose iri nechepazasi shaya, okumusoro matadza pachaenzaniswa. Dolphin mazino protrude kubva gingival nehafu sendimita. Nokuda yokumusoro zenze musoro Dolphins zvinogona kukanganisa romuurayi shato huru kusvikira yava kubuda mumvura.

The Dolphins kudya?

mhuka iyi anoda kudya usiku, asi kwete nekuti haisi nguva yakakwana masikati, uye nokuda kuti avo kufarira chikafu - calamari - chete murima tinosvika kuna pemvura. Senguva dzose mvura kupfuura Dolphins kudya - iri molluscs, crustaceans uye hove dzakasiyana-siyana. Kudya zvisikwa izvi zvinorondedzerwa nemhuka yekudyidzana sei kuparadzirwa dzavo uye uwandu.

waridza

Gray Dolphins zviri kupararira munyika yose mune vakasununguka mumvura uye pamwe kumiganhu. Haawaniki chete kumadokero kweAfrica, mune dzimwe mvura South America. In mvura Russian, Dolphin ndachena - zvisingawanzoitiki, vachingoshandisa rinogona kuwanikwa pedyo Kuril Islands. nhamba yavo chaiyo Hazvizivikanwi kuti fungidzira nhamba yevanhu vari dzinokwana vanopfuura zviuru zana mana.

Kubereka uye Kurerwa wechidiki

Dolphins vanoraramira kusvikira makore makumi matatu namashanu. Zera vakadzi vakuru kuti kuberekana - makore 8-10. Vanhurume mumakore hakugumiri, avo dzepabonde kukura anosarudza kukura mumuviri - kubva mamita maviri nehafu. Unoramba vaduku pfumbu Dolphins kubudikidza gore gumi nemwedzi. Baby pakuzvarwa anorema makirogiramu makumi maviri, vanokwanisa kushambira hwavo. Mother anounza vana vane mukaka kusvikira vanosvika zera polutoragodovalogo. Kumabvazuva, nePacific Ocean Dolphins yepamusoro kubereka kunoitika munguva yechando, uye kumabvazuva - muzhizha uye mangwanani kuwa. Dolphins - social zvisikwa, vane kudzifarira chaizvo, zvisungo mhenyu uye wose boka wayo hanya. Kana mbudzana ari mudambudziko, hazvinei vane - unofanira kudzivirira. Zvose, sezvo muvanhu.

Vava kuda kutsakatika

In mvura Russian hakuwanzowaniki chaizvo pfumbu Dolphin. The Red Book of USSR vanotaurwa mumapeji aro ichi mhando, akanga kurindwa. Panguva ino mune IUCN Red Pamazita ndiye 96-pfumbu Dolphin Dzvuku Book kweRussia - uyewo. vanhu ava vanodzivirirwa neHurumende, hombe yakanaka aivapa kubatwa kwavo. Gray Dolphin haana ukoshi munhu zviri inedible, ganda hakusi akakodzera kusona. Ndezvipi zvinogona kutyisidzira mhuka iyi?

First - ndiwo Kuparadzwa muchitokisi hove Dolphin dzinogarisana munzvimbo. Varedzi, kufanana Dolphins, ziva kana uye panodiwa mari chete. MuJapan, Sri Lanka uye Dolphin nyama iri kudyiwa, saka kuti gore munzvimbo idzi kudyiwa kusvika zviuru zviviri vanhu. Anthropogenic Ruzha achipfuura arrays nyanza, zvisikwa yakadzika-gungwa dzinoparadza, kusanganisira Dolphins. ruzha izvi aonekwa mhuka nehanya, zvichikonzera decompression kurwara. The chirwere rakaipa vose Dolphins. The kuwedzera mugungwa mumatunhu uye kuwedzera kupisa mvura kunogonawo kukonzera kutsakatika kwemarudzi akawanda, kusanganisira pfumbu Dolphin. With kuchinja kwemamiriro ekunze, vachafanira tama, kuchachinja zvakatipoteredza uye dzinogarisana, zvokudya, uye, naizvozvovo, nhamba vapona.

Man haisi chinonyanya anobata unotora muupenyu Dolphins, vachikanda mugungwa tsvina kugadzirwa uye inoda marara. Masayendisiti Japanese shiri Vakafa pana kuvhuya chitunha izvo zvairatidza kuti ura yavo izere mapepa akasungirwa, tini magaba edoro siyana. Marara ichi haina ozeyewa uye kwete kubuda sezvingatarisirwa, kuti akakonzera rufu. Chemicals dumped kupinda kumakungwa, richiuraya vana Dolphins pagore mugungwa sokukudza muSri Lanka, regai kudya, uye 5 years. Mune Red Book vachena Dolphin rinowanikwa mbiru mhuka kudzivirirwa, ane mamiriro "pangozi".