They greet each other with the special dance 他们用多年来练成的独特舞蹈
Each year they spend six months apart, travelling the ocean. 每年他们都将分开六个月 各自在海上飞行
Every day, each one swallows some four million krill. 每天一头蓝鲸可以吃进400万条磷虾
but each continually changes it's color, from blue, to striped, to black 所以每条旗鱼不断变换颜色 从蓝色--有斑纹--黑色
so widely separated, that each community is unique. 如此广阔的分隔,以至于每个群落都是独特的
Each may have just a single chance to impress a female. 只有一个机会来取得雌鸟的芳心
Each seal is indeed swimming for it's life. 每只海豹必须拼命游泳
Each dawn cape fur seals leave their colony to go fishing. 黎明时分,南非海狗离开聚居地去捕鱼