関連ワード:  why is a whale a mammal and not a fish    why is a whale a mammal and not a fish write two reasons    what makes a whale a mammal and not a fish    why is a whale a mammal and a shark a fish    why is a whale shark a fish and not a mammal    why is whale not classified as a fish    why is a whale not a fish  
結果 : why is a whale a mammal and not a fish