Mary Allen
Cov dub, dawb, thiab liab-spotted woodpeckers muab lawv tus kheej tawm los ntawm lawv lub suab nrov nrov. Feem ntau lawv tuaj yeem pom ntawm cov ntoo hauv peb lub vaj.
Cov yam ntxwv
Tus ntoo pecker zoo li cas?
Great spotted woodpeckers belongs rau tsev neeg woodpecker thiab nyob ntawd rau cov genus ntawm cov ntoo peckers zoo. Lawv ntsuas qhov siab tshaj plaws ntawm 25 centimeters los ntawm lub beak mus rau qhov kawg ntawm tus Tsov tus tw thiab hnyav 74 mus rau 95 grams.
Vim hais tias lawv cov plumage yog pom tseeb dub, dawb, thiab liab, lawv yog ib qho yooj yim mus pom: lawv yog dub nyob rau sab saum toj nrog ob loj dawb me ntsis ntawm tis, thiab lub plab yog yellowish-grey. Muaj ib qho chaw liab loj rau sab xis thiab sab laug ntawm lub hauv paus ntawm tus Tsov tus tw. Cov txiv neej kuj muaj qhov liab liab ntawm lawv caj dab. Lub taub hau yog dawb ntawm ob sab nrog cov kab txaij dub ntawm cov hwj txwv. Cov noog hluas muaj lub ntsej muag liab ntawm lawv lub taub hau.
Tsis tas li ntawd, cov ntoo peckers yog cov taw, nkhaus claws ntawm lawv txhais taw, uas lawv siv los nce tsob ntoo. Ob tug ntiv taw taw rau pem hauv ntej thiab ob taw tes rov qab. Qhov no tso cai rau cov noog los tuav cov ceg ntoo thiab cov kab ntoo. Great spotted woodpeckers muaj lwm qhov tshwj xeeb: lawv muaj tawv tawv nyias. Yog li ntawd, lawv muaj kev tiv thaiv zoo los ntawm cov kab tom - lawv nyiam prey.
Tus ntoo pecker loj nyob qhov twg?
Great spotted woodpeckers yog cov feem ntau hom woodpeckers nyob rau hauv peb lub teb chaws. Sib nrug los ntawm cov teb chaws Europe, lawv muaj nyob rau hauv ib feem ntawm Asia thiab North Africa. Great spotted woodpeckers yuav pom nyob rau hauv deciduous thiab coniferous hav zoov, tab sis ib yam nkaus li nyob rau hauv cov tiaj ua si thiab lub vaj - piv txwv li nyob qhov twg muaj ntoo.
Qhov ntoo qub lossis ntoo tuag nyob hauv ib cheeb tsam, qhov ntau pom woodpeckers nyiam nyob ntawd. Feem ntau koj tuaj yeem pom lawv nyob ib ncig ntawm lub tsev hauv cov ntoo hauv lub vaj.
Dab tsi ntawm qhov pom zoo woodpecker nyob ntawd?
Muaj li ntawm 20 subspecies ntawm peb haiv neeg Great Spotted Woodpecker nyob rau hauv txawv cheeb tsam ntawm nws ntau yam. Cov no tau pom los ntawm Canary Islands thoob plaws North Africa thiab thoob plaws Tebchaws Europe mus rau Asia Me thiab qee qhov ntawm Asia. Cov txheeb ze ntawm cov ntoo pecker loj uas tseem nyob nrog peb, piv txwv li, woodpecker nruab nrab, tsawg dua ntoopecker, peb-toed woodpecker, ntsuab woodpecker, thiab woodpecker dub.
Muaj pes tsawg xyoo tuaj yeem pom woodpeckers zoo?
Cov noog ntoo zoo nkauj tuaj yeem nyob txog yim xyoo.
Coj cwj pwm
Yuav ua li cas ib tug zoo pom woodpecker nyob?
Great spotted woodpeckers yog cov noog diurnal uas tsis yog yooj yim rau kev paub los ntawm lawv cov xim zoo nkauj. Lawv cov cwj pwm tseem ceeb kuj yog: feem ntau koj tuaj yeem pom lawv zaum ncaj ntawm cov ceg ntoo lossis taug kev hauv pob tw. Yog tias lawv xav nqis mus, lawv yeej tsis khiav taub hau, tab sis nce rov qab.
Great spotted woodpeckers tsis yog cov neeg ua yeeb yam zoo tshaj plaws. Lawv tuaj yeem ya ib txwm muaj thiab lawv qhov kev sib tw undulating yog unmistakable. Tab sis lawv tsis npog qhov ntev, lawv feem ntau nyob hauv lawv thaj chaw thiab nce toj ntawm cov ntoo nyob ntawd. Lub beak ntawm qhov pom zoo woodpecker yog ib qho cuab yeej siv tau ntau yam: nws yog siv los ua lub qhov zes, chop ceg, thiab tho rau zaub mov hauv tsob ntoo tawv. Lawv siv lawv cov beak zoo li tweezers los rub cov larvae thiab kab tawm ntawm ntoo.
Thiab ntawm chav kawm, tus beak yog siv rau drumming, khob, thiab rauj: zoo heev spotted woodpeckers nruas rau txhua yam uas nrov nrov: ntawm hollow ntoo trunks, tuag ceg, tab sis kuj nyob rau hauv gutters los yog lub qhov rais thav ntawv. Tab sis yuav ua li cas zoo nkauj pom woodpeckers tiv taus rauj hnyav?
Yooj yim yooj yim: Lawv muaj qhov hloov tau yooj yim, hloov pauv kev sib txuas ntawm lub hauv paus ntawm lub beak thiab pob txha taub hau, uas ua raws li kev poob siab absorber. Lawv kuj muaj cov leeg nqaij muaj zog nyob rau sab nraub qaum ntawm lawv lub taub hau thiab cov pob txha muaj zog. Cov ntoo peckers zoo nyob hauv lawv thaj chaw txhua xyoo puag ncig. Cov noog los ntawm sab qaum teb thiab sab hnub tuaj Europe, ntawm qhov tod tes, tsiv mus rau sab qab teb thaum lub caij ntuj no, piv txwv li rau sab qaum teb lub teb chaws Yelemees.
Nyob rau hauv lawv lub neej, cov ntoo zoo nkauj pom tau pom ntau qhov chaw uas tseem siv los ntawm lwm hom noog. Pygmy owls ib txwm yug me nyuam hauv qhov qub ntoo pecker qhov, tab sis starlings, tits, thiab txawm puav, squirrels, los yog dormouse nyiam tsiv mus rau qhov qub woodpecker qhov ua cov neeg xauj tsev tshiab.
Cov phooj ywg thiab cov yeeb ncuab ntawm qhov zoo tshaj plaws pom woodpecker
Cov tsiaj me me xws li martens thiab noog ntawm cov tsiaj nyeg xws li sparrowhawks thiab hawks los yog tawny owls thiab lwm cov plas yog qhov txaus ntshai tshwj xeeb rau cov tub ntxhais hluas cov ntoo peckers.
Yuav ua li cas loj hlob woodpecker loj hlob?
Thaum Great Spotted Woodpecker txiv neej sib ntaus sib tua ntawm ib tug poj niam thaum sib tham, lawv qhib lawv beak dav thiab tsa lawv lub taub hau plaub. Thaum ib tug txiv neej ntes tau ib tug poj niam, ob leeg nyob ua ke rau ib lub caij yug me nyuam. Lawv carved - feem ntau ua ke - ib tug 30 mus rau 50 centimeters tob brood kab noj hniav nrog lawv beak.
Tom qab mating, tus poj niam nteg plaub mus rau xya lub qe dawb. Cov no incubate txiv neej thiab poj niam hloov mus rau kaum ib mus rau 13 hnub. Cov tub ntxhais hluas tau noj los ntawm ob niam txiv rau peb mus rau plaub lub lis piam mus txog thaum lawv khiav tawm thiab muaj kev ywj pheej. Lawv ua kev sib daj sib deev thaum muaj hnub nyoog ib xyoos.