Dinosaurs yog cov tsiaj loj heev, yog li nws feem ntau lees paub tias lawv cov qe mus txog qhov loj me. Puas yog tiag?
pom thawj lub qe dinosaur nyob qhov twg? Lawv qhov loj me yog dab tsi, raws li cov kws tshawb fawb? Lawv yog dab tsi? Cia wb mus saib cov lus nug no.
First find
1923 tau dhau los ua "pioneer" hauv kev sau cov ntaub ntawv xws li kev pom zoo li lub qe dinosaur. Qhov twg thiab nws tshwm sim li cas? Hauv Mongolia. Ib pawg neeg Asmeskas paleontologists thawj zaug pom ib lub qe, tom qab ntawd ob peb clutches. Bain-Dzak tau los ua "lub tebchaws" ntawm qhov kev pom no. Tom qab kawm txog cov qe pom, cov kws tshawb fawb tuaj txog qhov xaus tias cov masonry koom nrog protoceratops.
yam ntxwv
Nws feem ntau lees paub tias lub qe dinosaur yuav tsum loj. Txawm li cas los xij, tsis yog. Kev txiav txim siab los ntawm qhov loj ntawm "lizards txaus ntshai" thaum ub thiab lawv cov qe, peb tuaj yeem hais tias cov tsiaj reptiles loj hlob sai heev.
Tam sim no, ntau dua 10 hom qe uas yog ib lossis lwm hom dinosaurs tau raug txheeb xyuas. Ob hom plhaub uas cov kws tshawb fawb paub tias yog ib txheej txheej thiab ob txheej txheej.
Muaj qhov sib txawv txawm tias cov ntawv khaws cia qe. Paleontologists tau pom cov ntawdyuav luag tag. Tsis tas li ntawd, cov pob txha ntawm dinosaur embryos tau nyab xeeb thiab suab hauv cov qe no.
Muaj qhov tseeb zoo li qhov kev loj hlob tawg hauv lub qe qe. Paleontologists muaj lub tswv yim hais tias tus poj niam, uas nteg qe, poob mus rau hauv kev ncua animation. Qhov no slowed down txoj kev loj hlob ntawm lub plhaub. Tom qab ntawd nws tawm ntawm nws, thiab lub qe txuas ntxiv mus.
Nws tsim nyog them nqi rau qhov zes ntawm dinosaurs. Kev txiav txim los ntawm kev xaiv ntawm qhov chaw, cov neeg sawv cev ntawm ntau hom tsiaj nyob hauv ib cheeb tsam me me. Qhov no qhia tau hais tias thaum ub lizards yog kev sib raug zoo. Ua ke, nws yooj yim dua rau lawv saib xyuas lawv cov xeeb ntxwv.
Dinosaur qe loj
Yuav ua li cas cov qe loj npaum li no muaj? Oddly txaus, tab sis me me: tsis ntau tshaj 50 centimeters.
Puas yog xim dawb? Tsis yog, lawv pom cov seem ntawm cov plhaub liab thiab cov qe xiav.
Kev tshawb fawb niaj hnub
Nws ib txwm yog tias nrhiav lub qe dinosaur nyob rau hauv Russia yog nkim sijhawm. Txawm li cas los xij, cov kws tshawb fawb yuav tsum tau ntseeg ntawm qhov tsis sib xws. Plhaub fragments, nrog rau cov seem ntawm cov hniav thiab claws, tau pom nyob rau hauv Kolomensky koog tsev kawm ntawv ntawm Moscow cheeb tsam, thiab nyob rau hauv Siberia.
Tam sim no lawv tab tom kawm txog aeration channels ntawm dinosaur qe, cov ntsiab lus uas ua rau lub qe. Cov kws tshawb fawb tau txhawj xeeb txog qhov teeb meem no.
Zoo kawg
Peb tham me ntsis txog lub qe dinosaur yog dab tsi. Nws xub pom qhov twg? Peb kov qhov loj ntawm cov qe ntawm lizards loj, lawv cov xim thiab kev tshawb fawb niaj hnub no.
