一只虎头海雕敏锐的眼睛在知床半岛外的浮冰之间搜寻闪光的鲱鱼。
The keen eyes of a Steller 's sea-eagle seek the flash of herring between ice floes off the Shiretoko Peninsula .
冬天,2000只虎头海雕来到北海道海岸,这个数字占了该物种总数量的三分之一。
Winter brings 2,000 Steller 's sea-eagles to the coast of Hokkaido-almost a third of the species ' population .