Mary Allen
Blue Whale ita ce dabba mafi girma a duniya. Kamar duk Whales, na dabbobi masu shayarwa ne. Jikinta na iya girma har zuwa mita 33 tsayi kuma yana auna tan 200. Zuciyar blue whale kadai tana da nauyi kamar karamar mota, wato kilogiram 600 zuwa 1000. Yana bugun matsakaicin sau shida a cikin minti daya, koyaushe yana fitar da lita dubu da yawa na jini ta jiki.
Blue whale tsakanin mutum da dabbar dolphin.
Kamar sauran kifayen kifayen, shuɗin whale dole ne ya sake fitowa bayan ƴan mintuna a ƙarƙashin ruwa don numfashi. Yana fitar da wani katon marmaro mai suna bugu. Yana tashi har zuwa mita tara.
Akwai blue whales a duk tekuna. Suna yin lokacin sanyi a yawancin yankunan kudanci saboda ya fi zafi a can. Su kan yi rani a arewa. A can blue whale ya sami ƙananan ƙananan kaguwa da plankton. Wata kalma don ita ita ce krill. Yana cin kusan tan uku zuwa hudu na wannan kowace rana kuma yana tara kitse mai yawa daga gare ta. Yana buƙatar waɗannan ajiyar kitse don lokacin hunturu. Domin sai blue whale ba ya cin komai.
Blue whale ba ya niƙa abincinsa da hakora, domin ba shi da ko ɗaya. Maimakon haka, akwai farantin ƙaho da zaruruwa a cikin bakinsa, waɗanda ake kira baleen. Suna aiki kamar tacewa kuma suna tabbatar da cewa duk abin da za'a iya ci ya tsaya a bakin shudin whale.
Lokacin da blue whales ke neman abinci, suna iyo a hankali. Kuna da sauri kamar mutumin da ke tafiya. Lokacin yin ƙaura mai nisa, suna ninkaya a kusan kilomita 30 a cikin awa ɗaya. Maza blue whales yawanci tafiya shi kadai. Mata sukan kafa ƙungiyoyi tare da sauran mata da 'ya'yansu.
Blue Whales suna girma cikin jima'i yana da shekaru biyar zuwa shida. Uwar blue whale tana ɗauke da jaririnta a cikinta na kusan wata goma sha ɗaya. A lokacin haihuwa, tsawonsa ya kai kimanin mita bakwai kuma nauyinsa ya kai ton biyu da rabi. Wannan kusan mota ce mai nauyi sosai. Uwar tana shayar da yaronta na kimanin watanni bakwai. Sannan tsayinsa ya kai kusan mita 13.