Video: Eel hluav taws xob - cov neeg nyob hauv av nkos ntawm Amazon
2024 Tus sau: Henry Conors | [email protected]. Kawg hloov kho: 2024-02-12 07:52
Electric eel (duab tuaj yeem pom hauv kab lus no) belongs rau chav kawm Bony ntses los ntawm tsev neeg Electric eels. Nws nyob hauv nruab nrab thiab qis tributaries ntawm Amazon thiab hauv cov dej me me nyob rau sab qaum teb sab hnub tuaj ntawm South America. Qhov no yog ib tug ntses loj, nws qhov nruab nrab ntev yog los ntawm 1 mus rau 1.5 m, tab sis kuj muaj peb-meter tus neeg hnyav txog li 40 kg.
Electric eels muaj ib lub cev tsis muaj nplai, liab qab zoo li tus nab, uas yog npog nrog ib txheej nyias ntawm cov hnoos qeev thiab yog me ntsis tom qab compressed nyob rau tom qab. Xim tuaj yeem hu ua camouflage. Hauv cov menyuam yaus, nws yog ib qho zoo li, txiv ntseej xim av, thaum cov laus muaj xim txiv kab ntxwv ci nyob rau hauv qab ntawm lub taub hau thiab hauv caj pas. Qhov muag me me thiab muaj ib kab ntawm cov hniav me me hauv lub qhov ncauj. Lub ventral thiab dorsal fins tsis tuaj, lub pectoral fins yog me me, tsuas yog lub qhov quav fins yog zoo tsim. Nws yog nrog nws cov kev pab uas lub eel hluav taws xob ua luam dej zoo kawg nkaus hauv txhua qhov kev qhia. Nuv ntses qhov chaw - hauv qab ntawm tus dej, qhov uas nws nyiam mus nkaum ntawm algae. Nov yog qhov koj yuav tsum tau ntes cov eel.
Feem ntau hauv nws qhov chaw nyob cov dej yog av nkos,qeeb-ntws nrog tsawg kawg nkaus cov ntsiab lus oxygen. Yog li ntawd, cov ntses nyob rau hauv lub qhov ncauj muaj qhov tshwj xeeb aav ntawm vascular cov ntaub so ntswg, uas tso cai rau lawv nqus oxygen los ntawm atmospheric huab cua. Hauv lwm lo lus, hluav taws xob eels raug yuam los ntawm qee lub sijhawm kom nce mus rau saum npoo dej ob peb feeb kom tau txais ib feem ntawm huab cua ntshiab.
Vim li cas lawv thiaj hu ua hluav taws xob? Qhov tseeb yog tias hom no muaj peev xwm tsim tawm hluav taws xob. Feem ntau ib qho kev tso tawm yog 350 V, tab sis tshwj xeeb tshaj yog cov neeg loj muaj peev xwm tsim hluav taws xob mus txog 650 V, uas yog qhov txaus ntshai txawm rau tib neeg. Qhov no tshwm sim li cas? Hluav taws xob eels muaj lub cev tshwj xeeb uas nyob feem ntau ntawm lawv lub cev thiab muaj cov hlwb tshwj xeeb. Lawv txuas mus rau ib leeg nyob rau hauv ib tug sequential kev txiav txim los ntawm ceg ntawm paj hlwb. Ntxiv rau yog nyob rau hauv pem hauv ntej ntawm lub cev, thiab nyob rau hauv lub rov qab - rho tawm. Cov nqi hluav taws xob tsis muaj zog yog tsim thaum pib ntawm lub cev, thiab thaum kawg ntawm lawv txoj kev taug kev lawv tau sau tseg, thiab lawv lub zog nce ntau zaus. Cov ntses no tseem hu ua roj teeb muaj sia.
Kev tso tawm ntawm cov hnoos qeev loj tuaj yeem ua rau muaj kev sib ntaus sib tua. Txawm hais tias nws tsim nyog sau cia tias hluav taws xob eels tsuas yog pub rau cov ntses me me. Yog li vim li cas lawv thiaj xav tau lub hwj chim zoo li no? Nws yuav tsum tau hais tias cov tsiaj no tseem to taub tsis zoo txog niaj hnub no, piv txwv li, nws tseem tsis tau paub tias lawv yug me nyuam li cas. Thiab qhov kev tso tawm no feem ntau yuav tsim nyog rau kev tiv thaiv tus kheej, vim tias lawv siv tsis ntau tshaj 300 V rau kev yos hav zoov.thiab nqos tag nrho rau ntawd.
Ntxiv rau cov khoom siv hluav taws xob tau piav qhia, hom eel no muaj ib qho ntxiv, uas ua lub luag haujlwm ntawm tus neeg nrhiav chaw. Nrog nws cov kev pab, ntses emit qhov chaw qis-frequency paug. Lawv rov qab los ntawm obstacles ua ntej thiab ua tau prey, thiab yog li cov eels tau txais cov ntaub ntawv lawv xav tau. Lawv tawm tsam yam tsis tau ceeb toom thiab txawm tias muaj xwm txheej tsis txhob sim zais. Yog li ntawd, yog hais tias ib tug zoo li eel tshwm nyob rau hauv koj txoj kev, ces nws yog zoo dua los muab txoj kev rau nws ua ntej, tshwj xeeb tshaj yog ib tug loj tus neeg. Tej zaum nws cov hluav taws xob tawm yuav tsis tua koj, tab sis koj tuaj yeem tsis nco qab kiag li. Yog li nws yuav ntse dua kom rov qab mus rau qhov chaw nyab xeeb.
Pom zoo:
Tsev khaws puav pheej ntawm Hluav Taws Xob Tsheb thauj mus los (Lub Tsev khaws puav pheej ntawm Lub Nroog Hluav Taws Xob Tsheb thauj mus los ntawm St. Petersburg): keeb kwm ntawm kev tsim, tsev khaws khoom khaws cia, sijhawm qhib, tshuaj xyuas
Lub Tsev khaws puav pheej Hluav Taws Xob Hluav Taws Xob yog ib feem ntawm St. Petersburg State Unitary Enterprise Gorelektrotrans, uas muaj cov khoom pov thawj ntawm nws daim ntawv tshuav nyiaj li cas, qhia txog kev txhim kho hluav taws xob thauj hauv St. Lub hauv paus ntawm kev sau yog luam ntawm cov qauv tseem ceeb ntawm trolleybuses thiab trams, uas tau siv ntau hauv lub nroog
Kev siv hluav taws xob hauv kev lag luam. Kev siv hluav taws xob zoo
Kev siv hluav taws xob txuag niaj hnub no yog ua raws li kev siv hluav taws xob txuag hluav taws xob. Hauv cov xwm txheej niaj hnub no, qhov teeb meem no tau dhau los ua qhov tseem ceeb heev. Qhov no feem ntau yog vim qhov nce ntawm cov peev txheej ntawm ntau lub lag luam
Tsev khaws puav pheej ntawm kev tiv thaiv hluav taws hauv nroog Lavxias. Keeb kwm ntawm lub tuam tsev tua hluav taws
Cov kab lus qhia txog keeb kwm ntawm lub tuam tsev tua hluav taws hauv tebchaws Russia, thiab tsev cia puav pheej, cov lus nthuav tawm uas tau mob siab rau lub ncauj lus no. Lub ntsiab lus luv luv ntawm cov theem tseem ceeb ntawm kev tsim thiab kev loj hlob ntawm lub xeev kev pabcuam tua hluav taws tau muab
Lub roob hluav taws siab tshaj plaws hauv ntiaj teb, lossis roob hluav taws loj tshaj plaws
Zoo nkauj, tab sis ntshai los ntawm tib neeg txhua lub sijhawm, lub roob hluav taws siab tshaj plaws hauv ntiaj teb, nrog rau lawv qhov zoo nkauj thiab txaus ntshai, ib txwm nyiam cov neeg nyiam, uas tau sib xyaw nrog kev ntshai ntshai heev. Cov roob hluav taws ua pa, ze rau saum ntuj ceeb tsheej, tsim nyog hwm
Hluav taws xob tam sim no, qhov chaw ntawm hluav taws xob tam sim no: txhais thiab qhov tseem ceeb
Los ntawm chav kawm ntawm physics, txhua tus paub tias hluav taws xob tam sim no txhais tau hais tias cov lus txib txav mus los ntawm cov khoom uas nqa cov nqi. Yuav kom tau txais nws, ib qho hluav taws xob teb yog tsim nyob rau hauv tus neeg xyuas pib. Tib yam yog qhov tsim nyog kom cov hluav taws xob tam sim no txuas ntxiv mus rau lub sijhawm ntev