Lesser Spotted Eagle yog ib tug noog los ntawm tsev neeg hawk. Nws muaj nyob rau hauv Eurasia thiab Africa, nyob rau hauv nruj txwv ntau yam. Qhov tsawg dua qhov pom dav dav zoo li cas? Koj yuav pom ib daim duab thiab piav qhia ntawm tus noog tom qab hauv kab lus.
Taxonomy
Nyob zoo ib tsoom kwv tij hmoob yav tas los nyob rau hauv tib hom raws li tus dav dav pom ntau dua. Outwardly, lawv nyuaj heev rau qhov txawv, txawm hais tias nws tau ntev tau ua pov thawj tias cov no yog cov noog sib txawv. Lawv ob leeg nyob rau genus ntawm eagles thiab tsev neeg hawk. Lub Greater Spotted Eagle loj dua nws "kwv tij", lawv muaj ntau qhov chaw zes, ecology thiab tus cwj pwm. Qhov sib txawv ntawm cov noog pom txawm nyob hauv DNA code.
Lawv cov poj koob yawm txwv xav tias nyob hauv thaj av ntawm Afghanistan niaj hnub no. Kwv yees li ob lab xyoo dhau los, lawv tau faib rau sab hnub poob (tsawg dua pom dav dawb hau) thiab cov ceg ntoo sab hnub tuaj (ntau dua pom dav dawb hau). Niaj hnub no, lawv qhov kev sib tshuam tsuas yog nyob rau sab qaum teb ntawm Hindustan thiab sab hnub tuaj Europe. Lwm hom tsiaj uas muaj feem xyuam rau cov eagle tsawg dua yog Spanish imperial dav dawb hau thiab steppe dav dawb hau.
Kev piav qhia ntawm Tsawg Spotted Eagle
Spotted Eagle yog ib tug dav dawb hau nruab nrab. Nws lub cev nce mus txog 60 centimeters nyob rau hauv ntev, thiab nws tisspan yog mus txog 1.4-1.6 meters. Cov poj niam loj dua cov txiv neej, tab sis xim tsis yogtxawv. Cov poj niam hnyav txog li 3 kg, txiv neej - txog 2 kg. Tus Tsov tus tw yog luv thiab sib npaug, lub taub hau me me. Lub beak yog dub tom kawg, daj ntawm lub hauv paus, muaj zog thiab nkhaus, zoo li txhua tus neeg hauv tsev neeg.
Cov noog muaj lub teeb xim av xim av, qee zaum txawm tias buffy. Raws li txoj cai, nws yog qhov sib zog dua li Greater Spotted Eagle. Muaj ib txoj kab dawb ntawm lub hauv paus ntawm tus Tsov tus tw, uas tsis muaj nyob hauv qee cov noog. Cov plaub heev ntawm tus Tsov tus tw thiab tis yog xim av lossis dub. Cov menyuam yaus muaj xim daj thiab dawb hauv cov xim, thiab lub teeb pom kev ntawm lub taub hau.
Lub davhlau ntawm Tsawg Spotted Eagle yog du, lub flapping ntawm tis muab txoj kev gliding. Nws feem ntau ncig lub teb chaws qhib hauv kev tshawb nrhiav zaub mov. Nruab nrab ntawm cov ntoo thiab lwm yam teeb meem ntuj, lub davhlau nrawm heev.
Habitat
Tus Tsawg Spotted Eagle muaj nyob rau hauv Asia Me thiab South Asia, hauv Central thiab Eastern Europe. ya mus rau Africa rau lub caij ntuj no. Nyob ntawd, nws thaj tsam pib nrog Sudan thiab xaus nrog Namibia, Botswana thiab sab hnub tuaj ntawm South Africa.
Hauv tebchaws Russia, nws nyob hauv thaj chaw ze ntawm Novgorod thiab St. Petersburg, ib feem ntawm Moscow thiab Tula thaj tsam, nrog rau thaj chaw Krasnodar. Nyob rau hauv Ukraine, tus noog yog pom nyob rau hauv thaj tsam sab hnub poob thiab qaum teb hnub poob. Qhov pom dav dawb hau nyob hauv Is Nrias teb, Balkans, Qaib ntxhw, Hungary, Romania thiab Macedonia.
Nws nyob hauv cov hav dej sib xyaw lossis deciduous hav zoov ze rau thaj chaw qhib, hav dej. Nws nyob hauv hav zoov-steppes ze rau cov av ua liaj ua teb tsis zoo, thiabkuj nyob rau hauv tej chaw uas hav zoov alternate nrog meadows. Hauv Carpathians thiab Balkans, nws tuaj yeem nyob hauv toj siab ntawm qhov siab txog 1800, qee zaum txog 2200 meters.
Nyob rau ntau thaj chaw, cov noog muaj qhov xwm txheej ntawm "ze rau kev hem" lossis "tsis tshua muaj hom tsiaj tsis tshua muaj." Lub ntsiab yog vim li cas vim li cas ib tug noog yuav sai sai no los ua ib tug uas ploj lawm hom yog deforestation, vim lub zes qhov chaw raug puas tsuaj. Nyob rau hauv lub Krasnodar Territory, qhov pom dav dawb hau twb tau muab faib ua hom tsawg. Hauv Ukraine, nws muaj kev tiv thaiv hauv Carpathian, Polessky thiab Shatsk chaw ua si.
Spotted Eagle noj dab tsi?
Tus Tsawg Spotted Eagle yog tus tua tsiaj. Nws cov tsiaj txhu feem ntau yog terrestrial. Periodically, nws preys ntawm me noog, me nyuam qaib los yog ntau yam kab. Cov zaub mov tseem ceeb ntawm qhov pom dav dawb hau yog nas me, lizards, qav thiab nab.
Ib tug hare loj yog ceev heev thiab muaj zog prey, yog li cov noog preys ntawm cov me nyuam mos liab thiab cov me nyuam ntawm lwm cov tsiaj txhu uas haum loj. Nws coj lub neej niaj hnub. Nws yos hav zoov tsis tshua muaj siab los ntawm huab cua, feem ntau saib xyuas cov tsiaj nyeg, zaum ntawm cov ceg ntoo lossis txav mus rau hauv av. Ib tug noog noj txog li 500 grams nqaij ib hnub twg.
Tus dav dav pom pom tuaj txog ntawm qhov chaw zes thaum lub Plaub Hlis kawg, thiab lawv tam sim no kav mus txog rau thaum lub Tsib Hlis. Cov no yog cov noog monogamous thiab lawv xaiv ib khub rau lawv tus kheej ib zaug xwb. Thaum lub sij hawm mating ritual, lawv ncig ua ke nyob rau hauv cov huab cua, txiv neej pub cov poj niam los ntawm lawv beaks. Qee lub sij hawm ib tug noog nyob ntawm lub zes nyob rau hauv lub suab ntev thiab sonorous thaum lwm lub voj voog saum nws hauvya mus txog ib mais deb.
Noog zes tau muab tso rau ntawm cov ceg ntoo loj, kom paub tseeb tias qhov chaw no tuaj yeem ya tau yooj yim. Nyob rau hauv txoj kab uas hla, lawv ncav cuag los ntawm 50 mus rau 100 cm. Cov khoom yog tuab rods thiab ceg, sab hauv, raws li txoj cai, nplooj, qhuav nyom thiab bark yog lined. Spotted eagles siv ib lub zes ntau zaus. Tau ntau xyoo thiab ntau xyoo lawm, lawv tuaj yeem ya mus rau ib qho chaw zoo.
Lub sijhawm ua zes, noog kom meej meej lawv thaj chaw thiab tiv thaiv nws. Lawv tsis cia tsis tsuas pom eagles, tab sis kuj lwm hom. Ntawm qhov tsis sib xws, thaum lub caij ntuj no lawv muaj kev thaj yeeb nyab xeeb thiab yooj yim nrog lwm cov dav dawb hau.
Tsuas muaj ob lub qe nyob rau hauv lub clutch ntawm noog, thiab ib tug ntawm cov me nyuam feem ntau ua ib tug tsim txom ntawm ob. Tsis pub dhau 45 hnub, cov niam txiv hloov pauv hloov lub clutch. Qe yog dawb nrog xim av dots. Cov menyuam qaib tau noj li ob lub hlis, tom qab ntawd lawv tawm hauv "tsev". Lawv ua kev sib daj sib deev tsuas yog thaum muaj hnub nyoog 3-4 xyoos. Nyob rau hauv tag nrho, tsawg pom eagles nyob 15-20 xyoo.
