Lub Cheetah khiav nrawm npaum li cas?
cov Tanzanian savanna, thaj chaw loj heev ntawm cov nyom golden thiab cov ntoo acacia tawg, yog ib theem rau qee qhov xwm txheej zoo nkauj tshaj plaws. Ntawm cov neeg ua yeeb yam, tsis muaj leej twg zoo li hluav taws xob zoo li tus cheetah. Cov sleek, pom felines, nrog lawv cov "kua kua muag streaks" thiab graceful txav, yog lub epitome ntawm ceev thiab agility. Lawv feem ntau pom nyob rau hauv cov nyom thiab savannahs ntawm teb chaws Africa, nrog cov neeg tsawg kuj muaj nyob rau hauv Iran. Cheetahs yog cov tsiaj nyob ib leeg, tshwj tsis yog cov niam thiab lawv cov menyuam yaus, lossis pawg kwv tij uas nyob ua ke rau ib lub sijhawm tom qab kev loj hlob. Lawv lub neej yog kev seev cev tas li ntawm kev yos hav zoov thiab kev ciaj sia, qhov twg txhua thib ob suav. Lawv paub txog lawv txoj kev yos hav zoov tshwj xeeb, vam khom nrawm dua li lub zog.
Thaum nws los txog rau qhov nrawm nrawm, ib lo lus nug ib txwm tshwm sim: tsuas yog ceev npaum li cas tus cheetah khiav tau?
Apex Predator ntawm Ceev
Cheetahs tuav lub npe ntawm cov tsiaj av ceev tshaj plaws hauv ntiaj teb, ua pov thawj rau lawv qhov kev hloov pauv hloov pauv tsis txaus ntseeg. Lawv tuaj yeem ncav cuag qhov nrawm ntawm nruab nrab 65 mus rau 75 mais ib teev (104 txog 120 km / teev). Xav txog kev ua kom nrawm ntawm 0 txog 60 mph hauv ob peb feeb xwb - nrawm dua li ntau lub tsheb ua kis las! Qhov kev nrawm nrawm no tso cai rau lawv khiav nrawm nrawm xws li gazelles, impalas, thiab wildebeest nyuj.
Txawm li cas los xij, nws yog ib qho tseem ceeb kom nkag siab tias cheetahs yog sprinters, tsis yog marathon khiav. Lawv qhov tawg ntawm qhov nrawm yog luv luv, feem ntau kav ntev dua li ib feeb. Qhov no yog vim hais tias lawv lub cev sai heev overheat thaum lub sij hawm xws li khaus exertion. Lawv lub tswv yim yos hav zoov cia siab rau tam sim ntawd, muaj zog khiav mus kaw qhov sib txawv nrog lawv cov tsiaj txhu.
Cov secrets qab lawv ceev
Ntau qhov kev hloov pauv ua rau cheetah qhov nrawm nrawm:
- Slender, Lub cev nyhav: Lawv lub cev lean txo qhov hnyav, tso cai rau kev nrawm nrawm.
- Ntev ceg: Cov no muab txoj kev txuas ntxiv, npog ntau hauv av nrog txhua kauj ruam.
- Flexible qaum: Lawv tus txha nraub qaum ua zoo li lub caij nplooj ntoos hlav, txav lawv mus rau pem hauv ntej nrog txhua txoj hlua khi.
- Semi-Retractable Claws: Tsis zoo li lwm cov miv, cheetahs 'claws muab tshwj xeeb tuav, pab txhawb kev sib tw thaum lub sij hawm khiav ceev.
- Ntev Tail: Ua raws li ib tug rudder, lawv tus Tsov tus tw muab sib npaug thiab stability thaum lub sij hawm ntse tig.
Hauv qhov tseem ceeb, cheetah qhov nrawm yog qhov xav tsis thoob ntawm kev hloov pauv, zoo kawg nkaus haum rau nws lub luag haujlwm raws li tus neeg tua tsiaj tshwj xeeb ntawm African savanna.
