Mary Allen
Nab yog cov tsiaj reptiles. Koj muaj tawv nqaij qhuav nrog nplai. Lawv nyob hauv av thiab hauv dej thiab pom thoob plaws ntiaj teb tsuas yog Arctic thiab Antarctic lossis nyob rau sab qaum teb. Nyob qhov twg nws txias dua, lawv hibernate.
Muaj nyob ib ncig ntawm 3,600 ntau hom nab. Piv txwv li, lawv tuaj yeem raug cais raws li seb lawv puas lom los yog tsis. Cov nab kuj tuaj yeem sib txawv ntawm qhov loj. Yav tag los kuj hais txog nab loj heev. Niaj hnub no peb paub, txawm li cas los xij, lawv tsis muaj feem cuam tshuam rau ib leeg, tab sis tsuas yog loj tshwj xeeb.
Snakes yog ntshav txias, uas txhais tau hais tias lawv lub cev kub hloov pauv nyob ntawm qhov kub ntawm sab nraud. Thaum nws txias, lawv hibernate thiab txav tsis tau. Ntau hom nab, yog li ntawd, nyob hauv thaj chaw sov sov ntawm Africa, Asia, thiab Asmeskas. Tsuas muaj ob peb hom nab hauv Central Europe. Slowworms kuj zoo li nab, tab sis lawv tsis yog nab.
Nab yog qhov txaus ntshai tab sis kuj muaj zog. Yog li ntawd lawv yeej ib txwm ua lub cim ntawm ntau yam sib txawv thoob plaws hauv keeb kwm. Nyob rau hauv ancient Egypt, muaj ib tug nab vajtswv poj niam. Nyob rau hauv phau Vajlugkub, ib tug nab ntxias Adas thiab Eva, yog li ntawd lawv yuav tsum tau tawm ntawm lub vaj kaj siab. Hauv Is Nrias teb, tus nab tau ua lub luag haujlwm tseem ceeb hauv kev tsim lub ntiaj teb. Nyob rau hauv Suav teb, ib tug nab yog lub cim ntawm cunning, tab sis kuj ntawm insidiousness. Aboriginal Rainbow Serpent guards xwm, tshwj xeeb tshaj yog dej.
Tus nab lub cev zoo li cas?
Tsis zoo li lizards thiab crocodiles, txawm li cas los xij, nab muaj ob txhais ceg thiab swb ntawm lawv lub plab. Lawv cov pob txha tsuas muaj ob peb pob txha sib txawv: pob txha taub hau nrog lub puab tsaig sab sauv, lub puab tsaig qis, 200 txog 400 vertebrae, thiab cov tav. Tsuas muaj cov seem me me ntawm lub plab, tsis muaj lub xub pwg nyom.
Snakes ua pa nrog ib lub ntsws thiab muaj cov hlab ntsha. Txawm li cas los xij, nws yog me ntsis yooj yim dua hauv cov tsiaj. Cov tawv nqaij tsis loj hlob nrog nws. Yog li nab yuav tsum tau tshem lawv cov tawv nqaij ntawm lub sijhawm. Qee lub sij hawm nws kuj tau hais tias: "Koj plam tawm ntawm koj daim tawv nqaij". Cov tawv nab qhuav tuaj yeem pom nyob rau qee lub sijhawm.
Tag nrho cov hniav yog taw rov qab kom tus nab nqos tau nws cov tsiaj nyob hauv ib thooj. Nws tsis muaj cov hniav zoo li peb cov molars rau crushing zaub mov. Venomous nab muaj ob tug fangs nrog ib tug channel uas lawv muaj peev xwm txhaj venom rau hauv lawv cov tsiaj. Cov nab feem ntau muaj qhov zawj ntawm lub puab tsaig, tab sis qee zaum hauv nruab nrab.
Nab tuaj yeem hnov zoo nrog lawv lub qhov ntswg thiab saj zoo nrog lawv tus nplaig kom lawv tuaj yeem nrhiav tau lawv cov tsiaj. Tab sis koj tsis tuaj yeem pom zoo heev. Lawv qhov kev hnov lus tseem phem dua. Tab sis lawv tuaj yeem hnov zoo heev thaum av tshee. Ces lawv feem ntau khiav mus rau qhov chaw nkaum. Yog li ntawd, yog tias koj tam sim ntawd sawv ntawm tus nab nyob rau hauv qhov xwm txheej, koj yuav tsum tsis txhob qw rau nws, tab sis muab koj txhais taw rau hauv av kom tus nab khiav.
Cov nab yos hav zoov thiab noj li cas?
Txhua tus nab yog cov tsiaj nyeg thiab noj rau lwm yam tsiaj lossis lawv cov qe. Cov nab feem ntau pw tos cov tsiaj nyeg los ze. Tom qab ntawd lawv nce mus ntawm xob laim ceev thiab tom lawv cov neeg raug tsim txom. Cov nab venomous yuav tso thiab caum lawv cov tsiaj thaum nws log tsheb thiab thaum kawg tuag. Constrictors, ntawm qhov tod tes, ntes cov neeg raug tsim txom lub cev thiab tom qab ntawd nyem hnyav kom nws chokes saum huab cua thiab faints. Lwm cov nab nqos lawv cov tsiaj ciaj sia.
Cov nab me feem ntau tua kab. Cov nab loj nruab nrab tua cov nas xws li nas lossis luav, nrog rau qav, noog, thiab nab me. Tab sis lawv kuj noj qe. Cov nab loj txawm yos hav zoov qus thiab zoo ib yam li tsiaj loj, txwv tsis pub, lawv tseem hluas.
Txhua tus nab nqos lawv cov tsiaj tag nrho. Lawv tuaj yeem cuam tshuam lawv lub puab tsaig qis thiab nqos cov tsiaj uas loj dua lawv tus kheej. Tom qab ntawd, lawv feem ntau mus rau lub lis piam tsis noj mov.
Cov nab yug me nyuam li cas?
Nyob rau hauv lub tropics, nab sib koom ua ke ntawm qee lub sijhawm hauv lub xyoo. Hauv cov cheeb tsam txias lawv ua nws tom qab hibernation, yog li thaum caij nplooj ntoos hlav. Tsuas yog tom qab ntawd cov txiv neej nrhiav ib tug poj niam, vim hais tias tsis yog, lawv nyob li loners. Viper txiv neej nyiam sib ntaus sib tua poj niam, lwm tus txiv neej nyiam sib zam.
Cov txiv neej muaj qee yam zoo li noov me me hu ua "hemipenis". Nrog rau qhov no, nws coj nws cov phev hlwb mus rau hauv lub cev ntawm tus poj niam. Nyob nruab nrab ntawm ob thiab 60 qe ces loj hlob nyob rau hauv lub plab ntawm tus poj niam, uas nyob ntawm ntau yam ntawm tus nab hom.
Cov nab feem ntau nteg lawv cov qe nyob rau hauv ib qho chaw sheltered. Ntau hom nab sov los yog tiv thaiv lawv cov qe. Feem ntau lawv raug tso tseg rau lawv tus kheej cov khoom siv. Txawm tias tom qab yug me nyuam, cov tub ntxhais hluas tsis tau saib xyuas los ntawm lawv niam lawv txiv.
Piv txwv li, tus adder yog ib qho kev zam. Nws nyob hauv qhov chaw txias thiab khaws nws cov qe hauv nws lub plab. Nyob ntawd lawv hle thiab yug los ua tus nab puv nkaus.
Cov nab twg nyob nrog peb?
Cov tshuaj lom adder nyob hauv thaj chaw ntawm Switzerland, Lub Tebchaws Yelemees, thiab Austria. Asp viper kuj lom. Txawm li cas los xij, lawv tsuas muaj nyob hauv Hav Zoov Dub, nyob rau sab hnub poob Switzerland, thiab hauv ob peb qhov chaw nyob rau sab hnub poob Austria.
Ntau tshaj yog cov nab uas tsis muaj venomous. Peb muaj tus nab du, Aesculapian nab, tsuav nab, thiab paub zoo tshaj plaws, tus nab nab. Hauv ob peb qhov chaw hauv Switzerland, koj tseem tuaj yeem ntsib tus nab nab.
Dab tsi yog nab loj tshaj?
Ua ntej ntawm tag nrho cov: nws yog ib qho nyuaj heev mus nrhiav tau tawm lub biggest nab. Koj tuaj yeem ntsuas qhov ntev lossis ntsuas qhov hnyav. Koj feem ntau tsim ob qho tib si ua ke, uas yog qhov nyuaj tshwj xeeb.
Nws kuj yog nyob ntawm seb koj puas muab piv tshwj xeeb ntev lossis hnyav ib tus nab uas koj tau pom. Qhov ntawd yuav yog qee yam zoo li "tus tuav ntaub ntawv" ntawm txhua tus neeg hom. Tab sis koj tuaj yeem sib piv tus nqi nruab nrab. Txhawm rau ua qhov no, koj ntsuas qee tus naj npawb ntawm cov nab randomly pom thiab xaiv qhov nruab nrab.
Tom qab ntawd koj kuj yuav tsum xav txog seb tus nab puas tseem muaj sia nyob niaj hnub no lossis seb nws puas tau ploj mus lawm thiab koj tsuas yog ntsuas qhov petrifaction. Cov txiaj ntsig sib txawv heev. Hauv seem tom ntej, txhua tus tuaj yeem ua qhov sib piv lawv tus kheej.
Cov tsev neeg ntawm cov boas thiab cov pythons muaj feem xyuam rau ib leeg, ib yam li cov tsev neeg ntawm cov adder thiab cov viper.
Piv txwv li, "loj anaconda" los ntawm South America belongs rau tsev neeg ntawm boas. Nws yog ib tug constrictor. Qhov nruab nrab, nws loj hlob mus txog 4 meters ntev thiab hnyav 30 kilograms. Txawm li cas los xij, qee qhov tau hais tias ntev txog 9 meters thiab hnyav dua 200 kilograms. Ib pob txha, Titanoboa, ntev 13 meters. Tag nrho tus nab yog kwv yees tias hnyav tshaj 1,000 kilograms.
Cov pythons nyob hauv tropics ntawm Africa thiab Asia. Lawv kuj yog constrictors. Cov python reticulated los ntawm Asia yog ib qho loj tshaj ntawm lawv. Cov poj niam tuaj yeem loj hlob mus txog 6 meters ntev thiab hnyav txog 75 kilograms. Cov txiv neej tseem luv dua thiab sib dua. Raws li qhov tshwj xeeb, tus python reticulated yuav tsum tuaj yeem loj hlob 10 meters ntev.
Adders tsis yog venomous thiab nqos lawv cov tsiaj ciaj sia. Muaj 1,700 hom ntawm lawv, qee qhov ntawm no thiab. Qhov zoo tshaj plaws paub yog cov nyom nab. Paub zoo heev los ntawm tsev neeg no yog rattlesnakes hauv North thiab South America.
Vipers nyob ze rau cov adders. Lawv muaj tshuaj lom. Ib lo lus qub rau "viper" yog "otter". Yog vim li cas peb kuj muaj tus adder. Tab sis koj yuav tsum tsis txhob confuse lawv, piv txwv li nrog otter. Nws yog ib tug marten thiab yog li ntawd ib tug tsiaj.