
valagonia leary

grettu thapa, helikopttar catfish ennum ariyappedunna valagonia leary, munbu varayulla valago catfish ennum ariyappettirunna ithu thekkukizhakkan eshyayil kaanapedunna oru inam catfishaanu. thaaylandile malayana upadveepiloodeyulla nadeejalavitharanam muthal indoneshyayile sumatra, borneo dveepukal vareyaanu ithinte aavaasavyavastha. ithinu neelam vare valarukayum bharam vardhippikkukayum cheyyaam. purathana kaalam muthal thekkukizhakkan eshyayil ithu bhakshanamaayi upayogikkunnu. vilayeriya maamsathinuvendi amithamaayi malsyabandhanam nadathunnathu janasamkhya ganyamaayi kurayaan kaaranamaayi. koodaathe, eee malsyathinte prajnana kudiyetta reethi anakkett badhikkaan prathyekichum durbalamaanu, ithu vanyamrugangalude ennavum ganyamaayi kurachittundu.
2014 ll austiological gaveshanam "valagonia" januss saadhookarikkunnathuvare, "dablyu. valago" janussil leary ulppeduthiyittundu.
mccong nadeethadatthil ninnulla "lesser thapa", borneoyile kinabattangan nadeethadatthil ninnulla "spotted thapa" ennee "valagonia" janussile mattu rund enangal nilavil vyathyastha inangalaayi kanakkaakkappedunnu. ennirunnaalum, iva yadhaarthathil "dablyu" yude upajaathikalaayirikkaamenn sakthamaaya samshayangalundu. leary, "oreyoru vyathyasam alpam vyathyasthamaaya niratthilaanennu thonnunnu.
vivaranam.
saadhaaranayaayi 150 centimeter neelavum 86 kilogram vare pindavumulla oru valia malsyamaanu grettu thapa. ennirunnaalum eee malsyathinte valippam melpparanja neelathe eluppathil kavian kazhiyum. wells, bheeman pangasius, mccong bheeman catfish ennivayekkaal valippamulla eee malsyam kudumbatthile randaamathe valia catfishaanu. ithinu cheruthum vrithaakruthiyilullathumaaya shareeravum neelamulla vishalamaaya vaalum undu, malsyathinte gudaviralinu wall pole thanne neelamundu, ithu oru forked cadell finnil avasaanikkunnu. malsyathinte pelvik chirakukal cheruthaanu, athil dorsal nattellukalilla. valia thapaykku sradheyamaaya oru koombal undu, athinte mukalil athinte dorsal phiin irikkunnu, ithu cheruthum eathaandu deerghavrithaakrithiyilullathu. eee malsyathinte thala neelamullathum sradheyamaaya veethiyullathum athinte maxillaykku appurathekku vyaapichukidakkunna valia thaadiyellum undu. iraye pidikkaan sahayikkunna moorchayulla pallukalude niravadhi nirakal kondu catfishinte vaayil kothivachittundu. ithu oru malsyabhakshiyaanu, praadhamikamaayi neenthalinidayil thattiyedukkukayum muzhuvanaayum kazhikkukayum cheiyunna cheria malsyangale bhakshikkunnu.
bheeshanikal.
vinashakaramaaya malsyabandhanam, aakramanathmaka enangalumaayulla malsaram, anuyojyamaaya aavaasavyavasthayude nasham, athinte jeevithachakrathe badhikkunna anakkett nirmmaanam ennivaykku irayaakunnathinaal grettu thapa niravadhi bheeshanikal neridunnu. 
samuchayathinullil jeevivargangalude vibhajanam jeevivargathinte yadhaartha samrudhiyekkurichu samshayam janippichekkaam, athaayath ithu orikkal chinthichathilum valare parimithappedutthaam.
inacheral.
joolaiyil, muthirnnavar mulaykkunnathinaayi vellapokkamulla pulmedukalilekku thaazhekku kudiyerunnu. raathriyil, muttakal uparithalathinaduthu muttayidunnu.

