zuwa nassi da ke ƙasa sannan a amsa tambayar daga baya a cikin harshe iri ɗaya kamar nassi: Passage: Blue whale (Balaenoptera musculus) dabba ce mai shayarwa ta ruwa wacce ta kasance a cikin whale whale parvorder, Mysticeti. A kusan mita 29.9 (98 ft) a tsawon kuma tare da matsakaicin nauyin da aka rubuta na ton 173 (190 short tons), ita ce dabba mafi girma da aka sani da ta wanzu.
farkon karni na ashirin