Changes in the climate are affecting these birds, 气候的变化正在影响这些鸟类
But each monitors minute changes in the water as they search for a meal. 但它们寻找食物时都密切关注着水中的微小变化
One of the greatest changes in recent times 近年来 最大的变化之一
And animals must cope with the changes, 动物们必须应对这些改变
Changes in the climate mean temperatures here 气候变化让这里的温度
But global changes now threaten the great blooms of plankton on which the whales depend. 但是全球环境的变化 让蓝鲸赖以生存的浮游生物急剧减少
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
Whether they are ready for the bigger changes 它们是否已经做好了适应更大的变化