tractrack chaatt

pazhaya loka flycatcher kudumbamaaya maskikaapideyile oru cheria paaserin pakshiyaanu tractrack chaatt (emaarjinaatta tractrack). ettavum thekke angola, padinjaaran namibia, padinjaaran dakshinaafrikka ennividangalile oru saadhaarana residant breederaanu ithu.
kaaroo, marubhoomi kuttichedikal, hummock manalkkaadukal, charal samathalangal ennivayaanu ithinte aavaasavyavastha.
vargeekaranam.
1805ll prasidheekaricha thante "histoyar necharle dess oysouks dii 'aphrik" enna kruthiyude naalam vaalyathil franch prakrithishaasthranjanaaya francois levillan aanu tractrack chaatt chithreekarikkukayum vivarikkukayum cheythath. pakshiyude viliye adisthaanamaakki addeham "leeii tractrack" ennu perittu. tractrack chaattinte aadyathe aupachaarika vivaranam 1817-ll engleesh prasadhakanaaya joonn wilks "motasilla tractrack" enna binomial naamathilaanu nalkiyathu. 1856-ll chaals lucian bonapart avatharippicha "sercomela" janussil eee inathe pinneedu sthaapichu. 2010-lum 2012-lum prasidheekaricha molecular phylogenetic padanangal "sercomela" polyphyletic aanennu kandethiyathinethudarnn ithu athinte nilavile janussaaya "emaarjinaatta" yilek maatti.
5 upajaathikalund
vivaranam.
tractrack chaattin 20 gram bharamullah 14-15 centimeter neelamundu. athinte wall veluthathum agrathil irunda vipareethamaaya "tii" ullathum niravadhi veettezhs kaanicha paatten anusmarippikkunnu. neraaya hrasvamaaya nottum kaalukalum kaalukalum karuthathaanu. athinu irunda kannaanullath. hummock manalkkadukalilum theerathum kaanapedunna namib roopathinu chaaraniratthilulla chirakukalum chaaraniratthilulla wall adayaalangalumulla ekadesham velutha thoovalukalundu. charal samathalangalil kaanapedunna thekk-kizhakkan roopathinu karutha parakkunna thoovalukalum wall adayaalangalumulla thavitt niratthilulla mukal bhaagangalund. athinte adibhaagam veluthathaanu. lingabhedangal samaanamaanengilum praayapoorthiyaakaathavar muthirnnavarekkaal moshakkaaraan.
puram wall thoovalukalude vella attam vare vyaapichukidakkunna karoo chaattinekkaal cheruthaanu eee inam. irunda rambulla parichithavum ariwal chirakukalullathumaaya chaattukalekkaal ithu mangiyathum chaaraniramullathumaanu.
tractrack chaattil oru sophtt phaast "tactuck" gaanavum uchathilulla chaatting territorial defense kolum undu.
perumaattam.
tractrack chaatt saadhaaranayaayi oru mulpadarppino kuttichedikko keezhil nilathu vaikkol, elakal ennivayude oru kapp aakruthiyilulla koodu nirmmikkunnu. ithu rando moonno chuvanna muttakal idunnu. eee inam ekabhaaryayaanu, jeevithakalam muzhuvan inacherunnu.
ithu saadhaaranayaayi ottaykko jodikalaayo kaanapedunnu. chithrashalabhangal, theneechakal, kuttichedikal, vettukkilikal, urumbukal ennivayulppedeyulla praanikalk ithu mannil ninnu meikkunnu. ira saadhaaranayaayi oru hraswa parakkalaan.
samrakshana nila.
eee saadhaarana inathinu oru valia shreniyundu, ekadesham 1,000,000 chathurashra kilometer. janasamkhyayude valuppam valuthaanennu vishwasikkappedunnu, koodaathe eee inam janasamkhya kurayunnathinulla paridikk aduthuvarunnathaayi vishwasikkappedunnilla.iii. patthu varshatho moonnu thalamurakalilo 30 sathamaanathiladhikam kurayunnu). eee kaaranangalal, eee inathe ettavum kuranja aashankayaayi vilayiruthunnu.

