Northern gannets , for example , are seabirds rarely seen on shore .

比如，北方塘鹅是很难在海岸边见到的海鸟。

Sharks , dolphins , cape gannets , cormorants , seals and sometimes orcas , follow the sardines as they head to the warm waters of the indian ocean .

鲨鱼，海豚，海角鲱鸟，鸬鹚，海豹有时有逆戟鲸，跟随沙丁鱼朝着印度洋暖流而去。