Ka taƙaita labarin:  (CNN) Wani kifin whale mai launin toka na Arewacin Pacific ya sami matsayi a cikin littattafan rikodin bayan ya kammala ƙaura mafi tsawo na dabba mai shayarwa da aka taɓa yin rikodin. Whale din, mai suna Varvara, ya yi iyo kusan mil 14,000 (kilomita 22,500), a cewar wata sanarwa daga Jami'ar Jihar Oregon, wanda masana kimiyyarta suka taimaka wajen gudanar da binciken bin whale. Varvara, wato "Barbara" a yaren Rasha, ta bar wurin da take cin abinci na musamman a tsibirin Sakhalin na Rasha don ta ƙetare Tekun Fasifik kuma ta bi ta Yammacin gabar tekun Amirka zuwa Baja, Mexico. Tafiyar Varvara ta zarce rikodin da aka jera a shafin yanar gizon Guinness World Records. Ya ce wani babban kifi mai suna humpback whale ne ya kafa wannan tarihin, kuma ya yi tafiyar mil 10,190 ne kawai tsakanin "ruwa mai ɗumi da ke kusa da equator da kuma ruwan da ke kusa da Arctic da Antarctic da ke cike da abinci". Bayanai suna da kyau, amma Bruce Mate, babban marubucin binciken, yana tunanin doguwar tafiya na iya faɗi abubuwa da yawa game da kifin whale fiye da iyawar sa na yin iyo. A lokacin tafiyarta mai nisan mil 14,000, Varvara ta ziyarci "manyan wurare uku da ake kiwo da whale na gabas", abin da ya ba Mate mamaki, wanda shi ne kuma darektan Cibiyar Dabbobi masu shayarwa na Tekun a Jami'ar Jihar Oregon. "Ta tafi Mexico", in ji Mate, "tabbaci ne mai karfi cewa daga can ta fito". An yi tunanin cewa Varvara wani kifin whale ne na yammacin da ke cikin haɗari, amma ikonta na "tafiya a cikin ruwa mai zurfi a kan nesa mai nisa yana da ban sha'awa", in ji shi a cikin sakin, wanda ke nufin cewa wasu kifin whale na yammacin sune ainihin launin toka na gabas. Da yake ana zaton akwai kifayen whale na yamma 150 ne kawai, wannan adadin zai iya zama ƙasa da haka. "Nazarin da ya gabata ya nuna bambancin kwayar halitta tsakanin jinsunan, amma wannan yana nuna cewa muna iya buƙatar bincika sosai", in ji Mate. An haifi jaririn Orca na huɗu a wannan kakar.
Whale, Varvara, ya yi tafiya daga Rasha zuwa Mexico, kusan mil 14,000. Rikodin da ya gabata an kafa shi ne ta wani kifin whale wanda ya yi hijira sama da mil 10,000.