Koj puas xav tias txhua yam yoov tshaj cum yog grey, buzzing thiab ua rau tus neeg so so? Tsis yog kiag li. Muaj ntau tshaj 2,500 hom kab no hauv ntiaj teb.
Tsis yog txhua hom yoov tshaj cum haus ntshav tib neeg. Qee tus ntawm lawv nyiam "ntaus" rau nees thiab noog, lwm tus nyiam cov ntshav ntawm Qav thiab lizards, thiab muaj cov uas pub tsuas yog cov ntshav ntawm dragonflies. Thiab qee hom yoov tshaj cum tsis haus ntshav txhua. Cov xim ntawm cov kab no kuj txawv heev. Kev pom ntawm Sabetes los ntawm tsev neeg yoov tshaj cum tiag tiag yog qhov zoo nkauj heev. Nws muaj cov xim emerald-azure, thiab cov paws ntawm cov yoov tshaj cum no yog dai kom zoo nkauj nrog cov txhuam txhuam. Lub ci ntsa iab thiab ci ntsa iab ntawm cov khaub ncaws yog qhov haum rau ib puag ncig: sabetes muaj nyob hauv Paraguay thiab Guiana. Muaj ntau hom yoov tshaj cum liab, chob txiv kab ntxwv, daj-dub. Txawm li cas los xij, lawv tsis pom nyob rau hauv Russia. yoov tshaj cum yog nyiam heev ntawm tshav kub thiab av noo, yog li qhov loj tshaj ntawm ntau hom muaj nyob rau hauv lub tropics. Hom yoov tshaj cum nyob rau hauv Russia yog sawv cev los ntawm tsuas yog 120 lub npe. Feem ntau ntawm peb lub teb chaws, yoov tshaj cum los ntawm genus Anopheles. Lawv muaj nyob txhua qhov chaw tshwj tsis yog Far East, thiab yog cov xa tawm ntawm malaria. Peb kuj ua tauntsib Tipulidae tsis muaj mob, tom Culicidae thiab qee cov tsev neeg tsis pub ntshav.
Txiv, genera thiab tsev neeg
yoov tshaj cum yog cov txheeb ze ze tshaj plaws ntawm yoov. Lawv pom yuav luag thoob plaws ntiaj teb. Koj tsis tuaj yeem ntsib yoov tshaj cum tshwj tsis yog nyob rau thaj chaw ntawm permafrost. Txhua hom yoov tshaj cum (lawv cov duab tuaj yeem pom ntawm cov chaw tshwj xeeb) tuaj yeem muab faib ua ob peb tsev neeg xwb:
- Mus yoov muaj tiag. Cov tsev neeg ntawm Culicidae no feem ntau hu ua bloodsuckers lossis culicids. Cov poj niam ntawm hom yoov tshaj cum noj ntshav (tsis yog tib neeg), thaum cov txiv neej noj cov kua mis. Tej zaum vim yog lawv qhov kev quav yeeb quav tshuaj uas muaj cov vitamins ntau, cov txiv neej feem ntau saib loj dua thiab txawv ntawm cov poj niam los ntawm cov mustaches loj. Cov xim ntawm cov yoov tshaj cum no tuaj yeem yog ib qho: txhua yam nyob ntawm lawv qhov chaw nyob.
- Tipulidae, los yog yoov tshaj c stipede, ua rau muaj kev ntshai ntawm cov neeg nyob hauv nroog feem ntau. Lawv dheev ya los ntawm lub qhov rais thiab dai hauv qab lub qab nthab los yog jerking lawv ob txhais ceg ntev, los yog ridiculously ya tawm ntawm cov nyom. Yog lawm, yog, nws yog lawv cov uas tau txais kev hu ua yoov tshaj cum malarial. Qhov tseeb, weevils yog hom yoov tshaj cum uas tsis muaj teeb meem. Ib feem ntawm lawv tsev neeg pub tsuas yog cov lwg lossis dej qab zib, thaum lwm qhov … tsis noj dej lossis zaub mov txhua. Lawv tsis txawm muaj lub cev. Cov larvae ntawm cov yoov tshaj cum no muaj lub qhov ncauj loj uas lawv gnaw cov hauv paus hniav ntawm cov nroj tsuag nrog kev txaus siab. Cov neeg laus tsis nrawm heev, yog li lawv feem ntau dhau los ua cov noog. Yuav kom cawm tau lawv txoj sia, cov weevils tawm ntawm tus yeeb ncuablawv txhais ceg, tab sis ya mus ciaj sia. Yog tias koj pom ib tug yoov tshaj cum nyob saum cov nyom nws tus kheej, yuav luag kov hauv av nrog nws lub plab, paub tias qhov no yog poj niam nteg qe.
- Tsev Neeg Npauj Npaim sawv cev ib hom tsis zoo siab heev. Cov no yog yoov tshaj cum - me me, fluffy blood-sucking creatures uas tuaj yeem kis tau rau tib neeg nrog leishmaniasis lossis yoov tshaj cum. Cov kab mob hnyav no tseem tuaj yeem pom nyob rau hauv Asia, Africa thiab lwm lub tebchaws uas muaj huab cua sov lossis subtropical. Hmoov zoo,
- Family Midges, lossis Simuliidae, sawv cev los ntawm 1500 hom. Lawv tom mob heev, nyob hauv lossis ze dej ntws.
- Cov yoov tshaj cum muaj ntau tus neeg nuv ntses paub tias "dab ntshav" - lawv tsis tom.
yoov tshaj cum tsis pom nyob rau hauv Russia. Cov tsev neeg no kuj suav nrog butterflies uas tsis muaj teeb meem kiag li. Cov yoov tshaj cum no tau txais lawv lub npe vim lawv muaj zog zoo ib yam li cov npauj npaim me me.
Tseem muaj yoov tshaj cum tuab, yoov tshaj cum thiab kab mob gall midges, yoov tshaj cum yoov tshaj cum thiab txiv qaub, txiv hmab txiv ntoo thiab yoov tshaj cum hauv ntiaj teb. Txhua tsev neeg muaj ntau txhiab hom. Txhua tus muaj nws qhov chaw nyob.