Miv yog quadrupeds, txhais tau tias lawv taug kev ntawm plaub ceg ceg. Qee tus neeg yuam kev yuav sib cav tias vim lawv muaj plaub ceg, miv muaj plaub lub hauv caug. … “Miv muaj ob pawg pob qij txha nyob rau hauv lawv forelimbs: pob luj taws thiab lub luj tshib. Lawv pob taws tsuas yog saum lawv cov ntiv taw thiab zoo ib yam li tib neeg lub dab teg.
Vim li cas miv thiaj muaj 4 ceg?
Miv feem ntau mus ncig ntawm tag nrho plaub ceg ceg, uas yog lawv yog quadrupeds. Lawv taug kev plaub ceg ko taw. … Ob txhais ceg yog qhov hnyav-ntev taw rau kev txav chaw. Miv yog 'digitigrades' uas yog lawv taug kev ntawm lawv cov ntiv taw (dab ua ib yam nkaus).
Puas dev muaj 4 ceg lossis 2 ceg thiab 2 caj npab?
Peb saib dev yuav tsis zoo ib yam li tom qab nws tau tshwm sim lawm lawv tsuas muaj ob txhais ceg xwb. Cov neeg feem coob yuav sib cav tias ob tus miv thiab dev muaj plaub ceg.
Pob txhais ceg yog miv?
Teb 3 yog ib tug miv muaj plaub ceg.
8 tus miv muaj pes tsawg ceg?
Cas ib txwm muaj plaub ceg.
