
chaaraniratthilulla mukham petral

vadakke dveepaaya nyoosilandile oru praadeshika petralaanu chaaraniratthilulla petral (terodroma gauldi). nyoosilandil ithu athinte mavori perilum (sooty shearwater polulla mattu enangalkkoppam) muttonbird ennum ariyappedunnu.
vargeekaranam.
eee inathe munbu valia chirakulla petralinte ("terodroma macroptere") oru upajathiyaayi kanakkaakkiyirunnuvenkum 2014 muthal oru prathyeka inamaayi amgeekarikkappettittundu. 2016 ll prasidheekaricha gaveshanam "pii. gauldiye oru prathyeka inamaayi kanakkaakkanam.
vivaranam.
shareerathinte neelam <aii. dii. 1> centimeterum sharashari bharavumulla valia pakshikalaanu chaaraniratthilulla petralukal. karutha kaalulla albatrosinu samanamaaya irunda karutha-thavitt niramulla avaykku karutha nolum ilam chaaraniratthil thoovalukalum billinteyum thondayudeyum adiyil undu. chirakukalkk neelamundu, ithu oru kuthichuchaatta shaili prapthamaakkunnu. chaaraniratthilulla petralukalkku valia chirakukalulla petralumaayi ("terodroma macroptere") eluppathil aashayakkuzhappathilaakunnu, avide avayude shrenikal tasman kadalil ovarlaappu cheiyunnu, kaaranam eee enangal roopashaasthraparamaayi valare saamyamullavayaan.
vitharanam.
chaaraniratthilulla petral nyoosilandile vadakkan dveepinte vadakku bhaagath maathrame prajananam nadathukayulloo. theeradesha dveepukalil kolanikal pradhaanamaayum kaanapedunnu, ennirunnaalum niravadhi sthalangalil pradhana bhoopradeshathu cheria avashishtangal nilanilkkunnu, koodaathe elikal, poochakal, stodukal thudangiya aakramanathmaka sastani vettakkaare mathiyaya niyanthranamulla pradeshangalil pakshikal vijayakaramaayi prajananam nadathunnu. 95, 000 prajnana jodikalulla moutohora dveepilaanu ettavum valia prajnana kolaniyullathu. prajnana seasoninu purathu, austreliya, norphoc dweep ennivayulppede uposhnamekhalaa thekkupadinjaaran pasaphik samudrathil vyakthikal pradhaanamaayum 25 muthal 50 digri vare thekk vare nilanilkkunnu. idaykkide naadodikal antartic vellathil praveshikkaam.
swabhaavavum paristhithiyum.
prajnana.
aadyathe chaaraniratthilulla petralukal march pakuthi muthal kolanikalil thirichethaan thudangunnu, pakshe mikka pakshikalum epril vare avarude prajnana kuzhikal vrithiyaakkaan thudangunnilla. epril avasaanam muthal meyy pakuthi vare pranayabandham uyarunnu. prajnana jody pinneedu penthumbikalkku 50 muthal 70 divasam vare neelunna oru pree-laying exodesil purappedunnu, kaaranam avaa avarude valia orotta mutta roopappeduthunnu. aadyathe muttakal idunnathu juun pakuthi muthalaan, ennaal juulai aadya 10 divasangalil ettavum uyarnna nilayilakukayum avasaanathe muttakal idunnathu juulai avasaanathilaanu. incubation ekadesham 55 divasam neendunilkkum, maathaapithaakkal iruvarum pankitta utharavaaditham-oro 17 divasathilum kaimaattam cheyyuka. purushanmaar rund neenda shifttukalum sthreekal oru neenda shifttum nadathukayum saadhaaranayaayi mutta viriyunnathinodu aduthu madangukayum cheiyunnu. 1 muthal 3 divasam vare praayamulla kunjungal oro divasavum kuzhikalil ottaykkaanu. maathaapithaakkalkk avarude santhathikale poshippikkunnathinaayi 600 kilometer vare dooram sanjarikkaam. disambarilo januvariyilo valarunnathinu munbu ekadesham 120 divasam maathaapithaakkal kozhikuttikku bhakshanam nalkum. prajananam kazhinju muthirnnavar kooduthalum kizhakkan, thekkan austreliyayil ninnu kadalilekku kudiyeri avarude vaarshika thoovalukal pooshunnu.
bhakshanavum bhakshanavum.
chaaraniratthilulla petralukal saadhaaranayaayi squid, malsyam, crustatians ennivaye vettayaadunnu, pakshe chilappol eee bhakshanathe vrithiyaakkum. chaaraniratthilulla petralukal kooduthalum raathriyilaan vettayaadunnathu, avayude erakalil bhooribhaagavum bioluminisent aayathinal, vettayaadaan eee prakasha soochanakal upayogikkanamennu nirddeshikkunnu.
bheeshanikalum samrakshanavum.
chaaraniratthilulla petralukalkku ganyamaaya janasamkhyayum shreniyum undu, athinaal avaye iucn ettavum kuranja aashankayaayi pattikappedutthiyittundu. koodaathe, janasamkhya vardhanavu kaaranam nyoosiland bheeshani vargeekarana sanbradaayathinu keezhil ithu bheeshaniyillaathathaayi pattikappedutthiyittundu. chaaraniratthilulla petralukalkkulla ettavum valia bheeshanikalilonnu prajnana sthalathaanu, avide norway elikaleppolulla sasthanikal avaye munkootty kanduvarunnu. shradhikkaatha muttakalum cheruppakkaaraaya/durbalaraaya kunjungalum vettayaadalinu prathyekichum vidheyamaan, ithu kolanikalil prajnana vijaya nirakkine badhikkum. koodaathe, muyalukal polulla kuzhichumoodunna mrugangalkku chaaraniratthilulla petral kuzhichidalukalumaayi malsarikkaanum thadassappeduthaanum kazhiyum, ithu pakshikale upekshikkaan idayaakkum. ennirunnaalum, moutohora dweep polulla keeda nirmmarjana padhathikal eee kolanikalil chilath abhivridhippedaan anuvadichu.
nagaratthile vilakkukal chila yuva chaaraniratthilulla petralukale aakarshikkunnathayi ariyappedunnu, ithu bioluminisent iraykku krithrima velichathe aashayakkuzhappathilaakkunnu.
manushyarumayulla bandham.
nyoosilaandil chila mavori aivi, athaayath ngathi away, houraki aivi ennivaykku chaaraniratthilulla petral kunjungal vilavedukkaanulla parambaraagatha avakaashamund. irupathaam noottaandinte madhyathil, janasamkhya kurayunnathinaal eee "aivi" kall vilaveduppathinu "rahui" (nirodhanam) earppeduthi. ennirunnaalum, janasamkhya veendedukkunnathinte velichathil vilaveduppu punaraarambhichu. koolani janataye baadhikkaatha surakshithamaaya vilaveduppu kanakkukal thirichariyunnathinaayi gaveshanam nadathiyittundu.

