Txhua hnub, txawm nyob hauv nroog, zos lossis lwm qhov chaw, peb ntsib ntau tus noog sib txawv. Peb paub lawv ib txhia ntawm lub tsev kawm ntawv lub rooj ntev zaum - cov no yog cov ubiquitous brawlers sparrows, magpie tub sab, gloomy croaking crows, pleasing rau lub qhov muag titmouse, leisurely taug kev nquab. Tab sis ntawm lawv muaj cov uas nyuaj rau paub ib zaug, piv txwv li, tus noog shrike.
Nws yog leej twg - tus neeg sib tw?
Zhulan zoo nkauj heev. Tus noog nws tus kheej kuj me me - lub cev ntev feem ntau tsis tshaj 20 centimeters. Lub taub hau yog me ntsis flattened ntawm ob sab, tab sis tsis muaj caj dab li ntawd. Cov noog muaj lub ntsej muag ntxim nyiam - luv heev, o, thiab nws qhov qis qis yog khoov thiab taw. Lub qhov muag ntawm shrike yog me me, zoo li cog hlaws dai. Lub tisspan nrog lub cev hnyav ntawm peb caug grams yog kwv yees li 30 centimeters. Tus Tsov tus tw, uas yog "steering log" ntawm cov noog nyob rau hauv lub davhlau, yog ntev heev, nqaim, nrog ib tug ncaj txiav nyob rau hauv lub kawg.
Tshuaj pawsluv luv, tab sis muaj zog txaus nyob rau hauv lub huv thiab jerk. Sab saum toj ntawm lub cev muaj xim zoo nkauj xim av nrog lub ntsej muag liab, lub hauv siab thiab lub plab yog beige-pinkish. Lub zhulan sawv cev rau pawg neeg passerines.
Khoom noj
Tus shrike noj nthuav. Cov zaub mov tseem ceeb yog kab, tab sis cov noog tsis saib tsis taus cov neeg sawv cev loj ntawm cov tsiaj. Piv txwv li, cov nas tsuag, kab laug sab lossis yoov, nrog rau lizards, qav me, nas, thiab txawm cov noog tuaj yeem tuaj rau nws noj su. Nws kuj tseem ceeb npaum li cas Shrike Shrike ua cov txheej txheem ntawm kev noj zaub mov - cov tsiaj uas ntes tau tsis nqos tag nrho, zoo li ntau lwm hom noog ua, tab sis raug torn rau hauv me me. Ib feem ntawm lub shrike tuaj yeem noj tam sim ntawd, lwm qhov yuav mus rau qhov chaw cia. Cov noog yuav mob siab rau prick cov khoom noj ntawm cov pob txha nyias nyias, cog cov pos, thiab qee zaum txawm tias muaj hlau mesh. Qhov no yuav yog ib qho khoom siv xwm txheej ceev uas tus noog yuav siv thaum nws nrhiav tsis tau lwm yam zaub mov.
Reproduction
Nyob hauv tsev neeg, zhulans zoo li swans - lawv sim ua kom lawv tus khub mus txog thaum kawg.
Kev tsim tawm tshwm sim thaum lub caij nplooj ntoo hlav, lub Plaub Hlis-Tsib Hlis. Cov shrike feem ntau tsis tshua zes hauv cov ntoo - cov noog nyiam cov ntoo tuab. Txawm li cas los xij, yog tias lub zes nyob ntawm tsob ntoo, ces nws yuav qis heev. Feem ntau muaj cov zes ua rau hauv av, tab sis ntau zaus cov noog xaiv qhov chaw zoo dua. Lub tsev ntawm shrike tuaj yeem muab piv rau lub tais hauv av - cov phab ntsa ntawm lub zes yog li tuab thiab muaj zog. Cozy tsev neeg zesob leeg niam txiv tsim - tus txiv neej nqa khoom siv rau kev tsim kho, tus poj niam ua tib zoo nteg lawv tawm. Txhua yam yog siv - nyias twigs, pieces ntawm moss, cov hauv paus hniav, thiab hauv qab ntawm lub zes yog tsim nyog them nrog mos nyom. Lub clutch feem ntau muaj 5-6 qe, tab sis qee zaum lawv cov lej nce mus rau 8.
Tus poj niam yuav tsum tau ua cov menyuam qaib li ob lub lis piam. Tus txiv neej, txhua lub sijhawm no, tab tom nrhiav thiab nqa zaub mov rau nws tus khub tus ntsuj plig. Qee zaum, tab sis tsis tshua muaj, nws tus kheej tuaj yeem hloov tus poj niam. Cov menyuam qaib hatch tsis muaj plaub, tab sis twb pom lawm. Tau ob lub lis piam, lawv niam lawv txiv pub rau lawv hauv lub zes, thiab txij li peb hnub lawv pib qhia lawv ya.
lub shrike nyob qhov twg?
Order Passeriformes nyiam yuav luag tag nrho thaj chaw ntawm Tebchaws Europe. Feem ntau cov noog tuaj yeem pom nyob rau sab hnub poob sab hnub poob ntawm Asia. Zhulan hais txog cov neeg sawv cev ntawm cov noog uas ya mus rau lub teb chaws sov rau lub caij ntuj no. Cov noog nyiam lub caij ntuj no yog Africa. Nws ya tsuas yog hmo ntuj. Nws sim nyob ze rau cov dej - nws tuaj yeem ua tau ob qho tib si dej hav thiab swamps. Feem ntau cov shrike tuaj yeem pom ntawm ntug thiab clearings - tus noog nyiam qhov chaw qhib thiab ntau lub hnub.
Cov noog, zoo li cov noog zoo tib yam, feem ntau tuaj yeem pom hauv cov tiaj ua si, lub vaj, vaj txiv hmab txiv ntoo - qhov no yog qhov tsis zoo rau qhov chaw nyob shrike. Cov noog feem ntau zes hauv cov chaw, tab sis tsuas yog xaiv cov chaw uas muaj qhov ntom ntom ntom. Qhov tseeb nthuav yog tias yav dhau los zhulans nyob tshwj xeeb hauv UK, tab sis rau qee yam lawv tsiv los ntawm qhov ntawd, tshwm sim.tsuas yog luv luv thaum tsiv teb tsaws.
Zoolans yog dab tsi?
Npauj npaim tsuas yog ib hom ntawm cov noog no xwb. Nrog rau nws, tseem muaj Siberian shrike, grey shrike, dub-fronted shrike, Japanese shrike, tsov thiab liab taub hau, wedge-tailed shrike. Cov noog sib txawv ntawm cov xim, thiab koj tuaj yeem nkag siab tias nws lub zes nyob rau hauv pem hauv ntej ntawm peb los ntawm cov xim ntawm cov qe hatched los ntawm tus poj niam (los yog qhov seem ntawm lub plhaub). Cov xim txawv los ntawm nplua nuj ntsuab mus rau dawb nrog reddish-xim av me ntsis. Kev yos hav zoov tus cwj pwm tseem muaj rau txhua tus noog ntawm tsev neeg no. Pw nyob rau hauv tos prey, tus noog zaum siab ntawm ib tsob ntoo los yog ntawm cov xov hlau, tig nws lub taub hau ntawm ib sab mus rau sab, thaum ua tus cwj pwm ncig txav nrog nws tus Tsov tus tw. Cov shrike feem ntau tuaj yeem txav mus rau saum huab cua rau lub sijhawm tsis kawg txhawm rau txhawm rau txhawm rau txhawm rau tua tsiaj. Txhua hom zoo ib yam hauv kev hu nkauj - lawv lub suab quaj feem ntau zoo ib yam li "check-check" lossis "zhya-zhya".
