Came to the end of the line in the dorsal artery near the talus.
沿着这条线到距骨附近的背部动脉。

body covered with ctenoid scale, lateral line absent, two dorsal fins, pelvic fin fused to form elongated suction disc.
体被栉鳞，无侧线，背鳍两个，腹鳍愈合成长吸盘状。

When eventually a pod with one juvenile, four females and five males - distinguishable by the length of their dorsal fins - leave the feeding ground, Keiko swims in line with them.
最后，当一个由一头小鲸鱼、四头雌鲸鱼和五头雄鲸鱼──这从它们背鳍的长度可以判断出──组成的鲸群离开这片捕食海域时，凯科开始和它们结伴向海水深处游去。