Puas yog cov ntses ntses nyob?

Cov txheej txheem:

Puas yog cov ntses ntses nyob?
Puas yog cov ntses ntses nyob?

Video: Puas yog cov ntses ntses nyob?

Video: Puas yog cov ntses ntses nyob?
Video: puas yog koj ntshai yuav kuv ntsaim vaj 2022 -2023 2024, Kaum ib hlis
Anonim

Lub silky shark yog ib hom kab mob tropical-subtropical, epipelagic uas tshwm sim nyob rau hauv lub Atlantic, Pacific thiab Indian dej hiav txwvNyob rau sab hnub poob Atlantic, nws nyob ntawm Massachusetts mus rau Brazil (suav nrog lub Gulf of Mexico thiab Caribbean Hiav Txwv) thiab los ntawm Spain mus rau Angola nyob rau sab hnub tuaj Atlantic.

Yuav ua li cas cov sharks tawm tsam tib neeg?

Qhov loj loj thiab txiav cov hniav ntawm cov silky shark ua rau nws muaj peev xwm txaus ntshai, thiab nws tau coj aggressively rau divers. Txawm li cas los xij, kev tawm tsam tsis tshua muaj, raws li ob peb tus tib neeg nkag mus rau nws qhov chaw nyob hauv dej hiav txwv.

Puas yog silky shark txaus ntshai?

Silky sharks, Carcharhinus falciformis, raug suav hais tias txaus ntshai rau tib neeg vim lawv qhov hnyav thiab qhov loj me. Silky shark tau pom nrog lawv lub taub hau tsa, rov qab arched thiab tus Tsov tus tw qis, ib qho kev xav tau ntseeg tias yog ib qho kev hem thawj.

Puas txhob lo lo ntxhuav noj tib neeg?

Kev tawm tsam rau tib neeg, thaum tsawg, yog kev txhawj xeeb rau cov neeg dhia dej. Tus shark no tsis txaj muag thiab yuav tawm tsam thaum provoked. Cov neeg dhia dej tau txhawb kom lawv nyob deb ntawm Silky Shark.

Yuav ceev npaum li cas?

Speed: Tagged Silky sharks tau sau tseg kom ua luam dej kom nrawm 37 mais toj ib teev Silky Shark Yav Tom Ntej thiab Kev Tiv Thaiv: Raws li IUCN: Lub Silky Shark (Carcharhinus falciformis) yog dej hiav txwv thiab ntug dej hiav txwv-pelagic shark nrog ib ncig ntawm lub ntiaj teb nyob rau hauv cov dej kub.

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