Cov Ncauj Thiab Cov Khaub Ncaws
Central America muaj li ntawm xya lub tebchaws xws li Belize , Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, thiab Panama. Nws yog nyob rau hauv cheeb tsam southmost ntawm North America sab qaum teb, hu ua Isthmus ntawm Panama, uas yog lub me me kab txaij ntawm thaj av Caribbean thiab Pacific hiav txwv. Central America yog lub tsev rau ntau hom tsiaj qus, uas cia cov neeg tuaj xyuas pom ntau yam noog, meanas, qav, hiav txwv turtles, liab, thiab ntau dua.
Nws tseem yog tsev rau ntau dua 25 ntau pawg ntawm cov nab, xws li cov nab, cov nab qa, thiab cov Trimorphodon.
Coral thiab Viper Snakes
Nyob rau hauv Costa Rica ib leeg, muaj 135 hom tsiaj nab. Tawm ntawm no, 17 ntau yam yog cov tswv cuab venomous ntawm Coral thiab Viper cov tsev neeg. Tus tuag nab Tebchaws Amelikas tseem yog lub hiav txwv Pacific hiav txwv, tab sis tsis muaj dab tsi yuav khiav tawm dej tuaj-nws tseem cia nws tus kheej.
Coral cov nab yog qhov yooj yim kom pom: Lawv ib txwm yog ci ntsa iab nyob rau hauv kev npaj dub, xim liab, daj los yog dawb. Lub Central American coral nab, hu ua Micrurus nigrocencesus, yog ib lub venomous elapid snake nrog tus nplai, ib puag ncig taub hau, thiab cov tub ntxhais kawm dub. Cov nab cov nocturnal yog feem ntau pom muaj nyob rau hauv rainforests thiab cov chaw ntub dej hauv qab burrows lossis cav. Coral snakes noj ntawm lwm cov tsiaj reptiles, zoo li lizards thiab lwm cov nab. Lawv cov venom yuav muaj zog txaus los tsim kev tsim muaj cov kab mob neuromuscular vim yog lom cov taug muaj taug, uas yog txhaj tshuaj tom lawv cov tsiaj, tsis zoo li cov vipers.
Vipers, xws li cov rattlesnake thiab lub ntiaj teb-kob fer-de-lance los yog teriopelo, feem ntau tsis ostentatious tab sis yuav ua tau txawm ntau txaus ntshai. Tag nrho cov viper snakes yog venomous. Cov nab no feem ntau muaj cov khoom tis luv luv, ntev fangs, thiab ib lub taub hau rau ntawm lawv lub venom qog. Kom thawb venom rau hauv lawv cov prey, viper snakes strike nrog lawv cov fangs.
Lub khoob khoob pob txha Eyelash Viper npaj rau qhov kev tawm tsam hauv cov ntoo thiab tau txais nws lub npe los ntawm nws cov lus ceeb toom ob lub qhov muag teev saum toj qhov muag.
Snake tom thiab Venom
Nws tseem ceeb heev uas yuav tsum nco ntsoov tias ib tug nab lub venom tshwm sim los pab nws immobilize thiab digest prey. Zoo hmoo, tus tsiaj nws nrhiav tsis yog tib neeg. Cov nab nyob hauv Nruab Nrab Tebchaws Amelikas tsis muaj teebmeem tawm tsam cov neeg yog tias lawv tsis xav tias lawv muaj kev phom sij. Txawm li cas los xij, yog tias koj pom ib qho, qhov zoo tshaj plaws yog los ua yog mus taug kev-sai thiab ua haujlwm ncaj nraim-hauv kev coj ua.
Txawm hais tias nws yog ib qhov teeb meem tsis zoo li, cov neeg ua haujlwm tauj hla tuaj Marc Egger tawm tswv yim rau cov neeg tsis muaj kev vam meej uas raug kev txom nyem ib tus nqi qia:
"Tus txheej txheem txheem yog siv tua tus nab thiab coj nws nrog koj rau kev txheeb xyuas, Txhob kom tus neeg raug tsim txom thiab sim ua kom lawv nyob twj ywm Kev txo qis rau cov metabolism, qeeb qeeb ntawm tus kab mob venom ces pib mus rau lub tsev kho mob ze, uas yuav tsum muaj Ib tug nab raug nplawm los ntawm ib tug poisonous nab yuav tsuas pib muaj qhov systematic loj tshwm sim tom qab 2-5 teev. "
Kev tuag tsuas tshwm sim nyob rau hauv thaj tsam ntawm thaj chaw, vim tias tsis muaj sij hawm mus cuag ib lub tsev kho mob rau antivenin. Luckily, feem coob ntawm cov nab nyob hauv Nruab Nrab Amelikas tsis muaj teeb meem, thiab ntau yam zoo nkauj heev.
Ib qhov chaw zoo thiab nyab xeeb mus saib cov nab hauv Costa Rica yog nyob rau hauv lub Serpentarios hauv San Jose thiab hauv Santa Elena, ib lub zos uas ciam teb rau Monteverde Cloudforest.