Tsim, Science
Tubrog nkoj predator: tus Tsov shark
Tus tsov shark yog tsis muaj kev huam yuaj tau txais nws lub npe. Nyob rau hauv cov tub ntxhais cov neeg nyob rau hauv lub cev kom meej meej pom kab txaij thiab me ntsis, zoo li daim tawv nqaij ntawm ib tug tsov. Tab sis nyob rau hauv tas li ntawd mus rau lub yam ntxwv xim, qhov no ntses muaj lwm zoo sib thooj nrog lub tib av predator - ib tug exceptional kev ntxub ntxaug thiab ruthlessness.
Hais tias tsov shark yog tus thib ob siab tshaj plaws pes tsawg tus ntawm neeg tuag taus tawm tsam nyob rau hauv tib neeg. Ua ntej ntawm nws - tsuas yog xav paub ntxiv txhoj puab heev zoo dawb shark.
Cov txhom yog pom nyob rau hauv teb chaws sov dej hiav txwv thiab seas, thiab koj ua tau raws li lawv ob leeg nyob rau ib tug tob, thiab nyob rau hauv dej ntiav ntiav. Tsov sharks muaj amazing pom thiab kev nkag siab ntawm tsis hnov tsw. Lawv yog cov tau los xyuas deeg deb. Nyob rau hauv luv luv, lawv muaj tag nrho cov qualities rau ib tug muaj kev vam meej mus yos hav zoov.
piav qhia
Cov neeg laus yuav tsis khav ib tug tshwj xeeb tseem ceeb qaim xim, tab sis vim hais tias ntawm no lawv yog zoo kawg nkaus camouflaged. Lawv lub cev cia merges nrog cov kob xiav-ntsuab xim ntawm cov dej, thiab tsuas yog lub plab yog yellowish-dawb xim.
Tsov shark nyob rau hauv lub ntsiab tsiv maj mam, tab sis tsuas yog lub foundations ntawm cov ntau lawm. Pom lub peev xwm tsim txom, predator sai ceev nrog kev pab los ntawm ib tug tsis tshua mus fins thiab tus Tsov tus tw.
Qhov no ntses muaj ib tug taag dorsal tis ntses uas ua hauj lwm pab raws li nws chaw ntawm lub ntiajteb txawj nqus. Nrog nws, thaum mus tua shark yuav ua zoo instantaneous maneuverable tig 180 degrees.
Tsov shark muaj nrug li piv nrog rau lwm hom, qhov ncauj, uas yog muab rau nws cov cim zoo hniav. Txhua hniav yog zoo li ib tug crescent hli uas ntse ntse jagged ntawm cov npoo, tas cov predator cia li pom nws raug kev tsim txom rau pieces.
Lub qhov ntev ntawm cov neeg laus yog heev impressive: los ntawm 4 mus rau 5 meters thiab nyhav txog li 900 kg.
khoom noj khoom haus
Ntses shark heev gluttonous thiab lig nyeem tsis tau nyob rau hauv cov zaub mov. Nws yuav pub rau plankton, noj crabs, lobsters, qwj, ntses, squid, hiav txwv vaub thiab txawm lawv me me counterparts. Piv txwv li, lub rooj plaub thaum ib tug tsov shark noj rau lwm shark twb hooked txog ntsha nuv ntses, tab sis noj thiab tsawv nkaus ib tug nyob ze kab nuv ntses, ua li no ntes tau nws tus kheej.
Cov txhom tau pom nyob rau hauv lub plab ntawm tsis tsuas yog qhov seem ntawm cov noog, crocodiles, hiav txwv nab thiab dolphins, tab sis kuj kiag li inedible khoom: tus khub, cov kaus poom, tawv hnab, npias fwj thiab tshaj. Muaj mob thaum lub ntes tau shark plab twb tib neeg seem. Tej carrion, thiab tsis kam ib yam nkaus thiab zoo li yuav qhov zoo tshaj plaws noj sharks. No lawv twb hu ua omnivorous tsuag hiav txwv.
Txawm tias tsov ua npua thiab paub txog lawv gluttony, lawv, zoo li lwm cov neeg ntawm lub shark, muaj sij hawm ntawm kev yoo mov. Cov txiv muaj lawm thaum lub sij hawm restore rau cov maum, thiab lawv pib lawv "post" thaum lub sij hawm cev xeeb tub.
tu tub tu kiv
Feem ntau, tsov sharks yog keev xeeb thiab nraum tsim ib tug khub tsuas yog rau procreation. Cov ntses tsis spawn thiab cob qhia nws nyob rau hauv lub plab mus txog rau thaum lawv daug thiab tus hluas uas yug los.
Cov kev phem heev ntawm lub shark yog tshwm txawm nyob rau hauv tus txheej txheem ntawm pos: txiv neej tom mus rau hauv nws cov hniav nyob rau hauv lub dorsal tis ntses ntawm tus poj niam thiab fertilizes nws. Cev xeeb tub kav txog ib xyoo - thaum lub sij hawm uas lub sij hawm tus poj niam bears los ntawm 20 mus rau 80 qe. Akulyata yog yug los siab ywj siab thiab yuav luag khiav tawm ntawm leej niam. Hluas tsiaj sim nyob deb ntawm cov neeg laus sharks, tsis txhob ua ib qho yooj yim prey rau lawv tshaib plab cov neeg nyob ze.
Nyob rau hauv thawj lub hlis ntawm nws lub neej juveniles kawm mus plob hav zoov me me ntses ua luam dej mus rau hauv lub qhov ncauj ntawm tus dej loj thiab feem ntau ntawm cov sij hawm nyob rau hauv lub dej ntiav ntiav nyob ze ntawm lub barrier reef. 3-4 lub hlis akulyata twb kis tau txaus kev mus so num lawm mus rau lub qhib hiav txwv.
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