Nangumi kapena humpback

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Nangumi kapena humpback whale - ndi wa banja la minke ndipo amapanga mitundu yamtundu womwewo. Tsoka ilo, posachedwa kuchuluka kwa nyama zamtunduwu kwatsika mpaka malire, motero akuphatikizidwa mu Red Book. Izi zikuchitika chifukwa chotsatira zoyipa kwambiri za zochita za anthu - kuwonongedwa kwakukulu kwa mafakitale komanso kuwonongeka kwa moyo kwadzetsa mavuto otere.

Anangumi a humpback ndi ena mwa oimira akale kwambiri a zinyama, zomwe zimatsimikiziridwa ndi zotsatira za kafukufuku yemwe wachita - zotsalazo zidapezeka zoposa zaka zisanu. Zolemba zoyambirira za chinyama ichi zidayamba ku 1756. Kwenikweni, adadzitcha dzina lake - chifukwa cha mawonekedwe am'mbali yam'mbuyo komanso mawonekedwe osambira.

Chifukwa cha mawonekedwe ake, ndizosatheka kusokoneza nyamayi ndi mitundu ina ya anamgumi. Zodabwitsa ndizakuti, koma pakadali pano, akazi ndioposa amuna. Kutalika kwa oimira nyama zamtunduwu kumasiyana 13.9 mpaka 14.5 mita. Amuna samakula kawirikawiri mpaka kutalika kwa 13.5 mita. Kulemera kwapakati pa amuna ndi akazi ndi matani 30. Nthawi yomweyo, pafupifupi matani 7 amawerengedwa ndi mafuta okha.

Tiyenera kukumbukira kuti pakati pa oimira mitundu yonse ya cetaceans, ndi anamgumi okhaokha ndi anamgumi amtundu wamtundu wamtundu wamafuta amasiyana.

Chikhalidwe

M'mbuyomu, ngakhale panthawi yomwe inali ndi anthu ambiri, anamgumi amtunduwu ankapezeka pafupifupi m'nyanja ndi m'nyanja zonse. Manambala ambiri anali munyanja ya Mediterranean ndi Baltic. Mwachilungamo, ziyenera kudziwika kuti ngakhale kuchuluka kwa zovuta zidatsika, amasankhabe malo okhala - anthu amapezeka m'nyanja ndi m'nyanja.

Chifukwa chake, magulu akulu awiri amakhala kumpoto kwa Atlantic. M'madzi a Antarctic akumwera kwa dziko lapansi, pali masukulu akuluakulu asanu obvutikira, omwe amasintha malo awo nthawi ndi nthawi, koma samasunthira kutali ndi "malo awo okhazikika". Komanso anthu ochepa amapezeka ku Indian Ocean.

Ponena za gawo la Russia, humpback imapezeka ku Bering, Chukchi, Okhotsk ndi Sea of ​​Japan. Zowona, chiwerengero chawo pano ndi chaching'ono, koma akutetezedwa kwambiri.

Moyo

Ngakhale kuti anamgumi amtundu wa humpback amapanga gulu lalikulu, mkati mwake amakondabe kukhala moyo umodzi. Kupatula kwake ndi akazi, omwe samasiya ana awo.

M'makhalidwe awo, ali ofanana ndi ma dolphin - amasewera kwambiri, amatha kuchita zipsinjo zomwe sizinachitikepo ndipo samadandaula, kuyambitsa ma torpedoes amadzi okwera kwambiri pamwamba pamadzi.

Anangumi a humpback alibe nazo vuto kudziwana ndi anthu, ngakhale kuti ndizochita zawo zomwe zidapangitsa kutsika kwa ziwerengero. Pamwamba pamadzi, amatha kupezeka pafupipafupi, ndipo anthu payekhapayekha amatha kuyenda ndi ngalawayo kwa nthawi yayitali.

Zakudya

N'zochititsa chidwi kuti m'nyengo yozizira nyamazi sizidya. Akungogwiritsa ntchito masheya omwe apezeka nthawi yachilimwe. Chifukwa chake, m'nyengo yozizira, humpback imatha kutaya mpaka 30% ya unyinji wake.

Mofanana ndi anamgumi ambiri, anamgumi amtundu wa humpback amadya zomwe zimapezeka pansi pa nyanja kapena nyanja - nkhanu, nsomba zazing'ono zophunzirira. Payokha, ziyenera kunenedwa za nsomba - humpback amakonda saury, cod, hering'i, mackerel, Arctic cod, anchovies. Ngati kusaka kunayenda bwino, ndiye kuti makilogalamu 600 a nsomba amatha kudziunjikira m'mimba mwa nsomba.

Mwangumi, humpback whale, mwatsoka, watsala pang'ono kutha. Chifukwa chake, magawo omwe amakhala amakhala otetezedwa kwambiri. Mwina njira izi zithandizira kubwezeretsa kuchuluka kwa nkhono.

Kanema wa Whale Wobweza

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Onerani kanemayo: Cahills Crossing East Alligator River, Kakadu Australia (June 2024).