GEOGRAPHIC RANGE. Colubrid nab tshwm sim yuav luag txhua qhov chaw hauv ntiaj teb. Tib qhov chaw lawv tsis nyob yog Antarctica; sab qaum teb mus txog Tebchaws Europe, Asia, thiab North America; thiab nruab nrab thiab sab hnub poob Australia.
Dab tsi yog suav tias yog Collubrid?
Colubrid, ib tug tswv cuab ntawm tsev neeg feem ntau ntawm cov nab, Colubridae, tus cwj pwm los ntawm qhov tsis muaj tag nrho ntawm cov ceg, qhov tsis muaj lossis txo qis ntawm lub ntsws sab laug, thiab cov tsis muaj cov hniav nyob rau hauv lub premaxilla thiab feem ntau muaj ib tug xoob lub ntsej muag qauv, kuj ob peb lub taub hau teev, thiab ventral scales raws li dav…
Puas muaj colubrids hauv Australia?
Cov colubrids yog ib pab pawg ntawm cov hniav uas muaj cov hniav thiab cov nab tom qab uas tsis muaj cov kab mob venom-xa khoom. Tsuas kaum hom tshwm sim hauv tebchaws Australia (tag nrho cov uas pom hauv Queensland) tab sis qhov no yog tsev neeg nab ntau haiv neeg thiab thoob plaws ntiaj teb.
Puas yog rattlesnake a Collubrid?
Raws li ib pab pawg, rattlesnakes txawv los ntawm feem ntau colubrid nab los ntawm thaj av ntawd lawv tsim cov tshuaj lom ntau ntau, thiab yog cov hnyav-bodied ambush predators nrog qis tus txheeb ze metabolic tus nqi uas noj zaub mov loj tsis tu ncua (Lillywhite & Smits, 1992; Secor & Diamond, 1998a, b).
Collubrid loj tshaj yog dab tsi?
Indigo nab, (Drymarchon corais), docile, nonvenomous tus tswv cuab ntawm tsev neeg Colubridae pom los ntawm sab hnub tuaj Tebchaws Meskas mus rau Brazil. Nws yog tus nab loj tshaj plaws nyob rau hauvTebchaws Asmeskas-cov ntaub ntawv ntev yog 2.6 meters (8.5 ko taw)-thiab ib qho loj tshaj plaws ntawm tag nrho cov colubrids.
