Koj puas tuaj yeem ua luam dej nrog narwhals?

Cov txheej txheem:

Koj puas tuaj yeem ua luam dej nrog narwhals?
Koj puas tuaj yeem ua luam dej nrog narwhals?

Video: Koj puas tuaj yeem ua luam dej nrog narwhals?

Video: Koj puas tuaj yeem ua luam dej nrog narwhals?
Video: Nkauj tawm tshiab _QHov twg los tau _ by Xim vaj & Xeeb vwj & xis nus vaj _ (2020 - 2021 ) 2024, Kaum ib hlis
Anonim

Thaum saib narwhal hauv cov tsiaj qus yog qhov zoo kawg li ntawm nws tus kheej, ua luam dej nrog narwhal yog ib daim ntawv teev cov kev paub ntau tus neeg taug kev tuaj yeem ua npau suav ntawm. Thaum snorkeling ntawm ntug dej hiav txwv, ob leeg tau txais tos los ntawm ib lub pod ntawm txog 60 narwhal ua luam dej hauv cheeb tsam! …

Narwhals zoo ua luam dej?

Narwhals tau paub ua luam dej txog 160 km ib hnub thaum tsiv teb tsaws.

Puas muaj narwhals hauv thoob dej yug ntses?

Tsis muaj leej twg nyob hauv kev poob cev qhev Tsis zoo li lawv cov txheeb ze ze, beluga whales, narwhals tsis vam meej hauv kev poob cev qhev. Hauv xyoo 60 thiab 70s, ntau qhov kev sim ntawm kev ntes thiab khaws cov narwhals ua rau tag nrho cov tsiaj tuag hauv ob peb lub hlis. Qhov tseeb, tag nrho cov narwhals khaws cia rau hauv captivity tau tuag.

Narwhals ntshai tib neeg?

Txoj kev tshawb nrhiav qhia tias Arctic whales yog qhov tshwj xeeb rau tib neeg kev cuam tshuam . Thaum ntsib kev hem thawj rau tib neeg, cov tsiaj feem ntau yog khov lossis khiav - tab sis cov narwhal ua ob qho tib si, hais cov kws sau ntawv ntawm kev tshawb fawb hauv Science1.

Kuv tuaj yeem mus pom narwhal nyob qhov twg?

Nyob rau lub caij nplooj ntoos hlav thiab lub caij ntuj sov, muaj feem yuav ntsib narwhals yog qhov zoo tshaj plaws nyob rau ntawm coast ntawm Arctic Bay, Pond Inlet lossis Resolute Bay hauv arctic Canada thiab hauv Thule nyob rau sab qaum teb ntawm Greenland li. zoo li Umanak thiab Qeqertarsuaq sab hnub poob ntawm Greenland. Mus saib cov chaw no zoo li mus ncig ua si, txawm li cas los xij.

Pom zoo: