Rattlesnakes yog cov tsiaj reptiles, tsis yog tsiaj txhu, txhais tau hais tias lawv tsis lactate thiab yog li ntawd tsis tuaj yeem pub lawv cov menyuam yaus. cov me nyuam thaum yug yog ib tug tsis muaj peev xwm vim lawv nyob thiab saib xyuas lawv cov me nyuam mus txog thaum lawv thawj tso thaum cov me nyuam mos yuav sliver thiab pib lawv lub neej.
About Rattlesnakes
Rattlesnakes yog ib hom viper uas muaj nyob thoob plaws tebchaws Amelikas. Lub rattle ntawm qhov kawg ntawm tus Tsov tus tw yog qhov pom tseeb tshaj plaws ntawm tus nab no. Tus viper shakes lub rattle no kom tiv thaiv cov yeeb ncuab, thiab yog tias koj hnov lub suab nrov, koj yuav tsum rov qab sai sai. Lub rattle kuj tseem ceeb rau qhov tseeb tias lub nplhaib tshiab ntxiv rau lub suab nrov txhua zaus tus nab los ntawm daim tawv nqaij.
Rattlesnakes yog venomous thiab tom yuav tsum raug suav hais tias yog kev kho mob xwm txheej ceev, txawm hais tias tom tsis tshua muaj neeg tuag tshwj tsis yog tsis kho. Tus me nyuam rattlesnakes tuaj yeem xa cov venomous tom thaum muaj hnub nyoog li ib lub lis piam, txawm li cas los xij, tib neeg feem ntau yuav raug tom los ntawm cov menyuam yaus rattler. Qhov no yog vim hais tias, thaum lawv tau tsim muaj peev xwm tom thiab xa cov venom rau lub hnub nyoog no, lawv tsis tau tsim tag nrho lawv cov rattle yog li tsis muaj peev xwm ceeb toom tib neeg.
Nkauj Ntsuag Yug Li Cas?
Thaum cov nab feem ntau nteg qe, tus rattlesnake yog ovoviviparous, uas txhais tau hais tias tus poj niam nqa lub qe rau 3 lub hlis thiab, es tsis nteg qe, nws yug me nyuam rattlesnakes. Poj niam rattlesnakes muaj ib yam dab tsi tsis zoo rau kev tso lawv cov tub ntxhais hluas. Txawm li cas los xij, tus niam yuav tiv thaiv nws cov menyuam mus txog thaum lawv thawj zaug.
A rattlesnake yuav thawj zaug nws cov tawv nqaij thaum muaj hnub nyoog li ib lub lim tiam. Thaum muaj li no lawm, lawv muab tau ib tug venom tom, lawv yuav tso lub zes thiab niam txiv mus sliver lawv tus kheej.
Puas Yog Yug Los Nrog Rattles?
Npauj npaim tsis yog yug los nrog ib tug rattle. Lawv muaj ib lub me me uas hu ua khawm. Raws li tus nab tseem loj hlob tuaj thiab ua rau nws cov tawv nqaij, lub nplhaib tshiab ntxiv rau lub suab nrov kom txog thaum nws tuaj yeem ua rau lub suab nrov nrov. Txawm hais tias txhua ntu ntawm lub rattle yog tsim los ntawm peb lub nyees khawm, uas tsuas yog ib qho pom, tsis muaj dab tsi rattling uas ua rau lub suab nrov. Lub suab nrov yog lub suab ntawm cov ntu rub ua ke.
Tus Me Nyuam Rattlesnakes noj dab tsi?
Thaum nyob hauv niam rattlesnake, cov menyuam yaus muaj sia nyob ntawm lub qe ntawm lawv lub hnab qe. Tab sis, vim hais tias tus me nyuam tseem loj hlob ua ntej yug los, lawv muaj peev xwm tua tsiaj thiab tua tsiaj tom qab lawv thawj lub tsev, uas tuaj yeem tshwm sim tom qab ib lub lim tiam. Qhov no txhais tau hais tias ib lub lim tiam tom qab yug los, cov tub ntxhais hluas rattlesnake feem ntau tuaj yeem tua thiab muab rau nws tus kheej.
Nkauj Ntsuag Tu Lawv Cov Me Nyuam Li Cas?
Nyob zoo ib tsoom niam txiv kwv tij neej tsa sawv daws. Tus me nyuam nyob hauv niam hauv lub embryo, uas zoo li lub qe tsis muaj plhaub. Thawj lub lim tiam tom qab yug me nyuam, tus me nyuam tsis tas yuav noj. Lub sijhawm no, leej niam yuav saib xyuas nws cov menyuam mos, uas tuaj yeem muaj txog li 10 tus menyuam yaus. Nws yuav tiv thaiv lawv kom tsis txhob khiav deb dhau, thiab thaum cov tub ntxhais hluas ua tiav lawv thawj lub tsev, lawv tuaj yeem tua lawv tus kheej zaub mov.
Tsuas yog Mammals Nurse
Mammals muaj npe tom qab mammary qog uas poj niam yug los. Cov qog no tsim cov kua mis uas tus tsiaj cov xeeb ntxwv yuav noj rau thawj hnub, lis piam, lossis hli, tom qab yug me nyuam. Cov tsiaj nyeg yog tib pawg tsiaj uas muaj cov qog no thiab tsuas yog pab pawg tsiaj uas yuav lactate thiab saib xyuas lawv cov menyuam yaus. Vim tias rattlesnakes yog cov tsiaj reptiles thiab tsis yog tsiaj txhu, lawv tsis muaj peev xwm tsim cov mis nyuj. Yog li ntawd, lawv tsis tu lawv cov menyuam.
Nkauj Ntsuag Pub Lawv Cov Hluas Li Cas?
Rattlesnakes pub lawv cov me nyuam ua ntej yug. Tus hluas rattlesnake noj lub qe ntawm lub qe. Thaum yug los, niam rattlesnake yuav saib xyuas nws cov hluas, tab sis lawv yug los nrog cov cwj pwm zoo ib yam li cov neeg laus. Tib yam uas lawv ua tsis tau tam sim ntawd yog yos hav zoov. Txawm li cas los xij, lawv tuaj yeem tua tsiaj thiab tua tsiaj tom qab lawv thawj qhov chaw, lossis kwv yees li ib lub lis piam tom qab yug los.
