The lower lobe of the deeply forked caudal fin is longer than the upper lobe. 尾鳍深叉型，下叶比上叶长。
A closer view of the lobar pneumonia demonstrates the distinct difference between the upper lobe and the consolidated lower lobe. 大叶性肺炎近距离观显示了肺上叶和发生实变的肺下叶之间的差别。
