where freshwater has lain for millions of years. 淡水数百万年不间断的存在
These waters attract millions of animals. 淡水吸引着数以百万计的动物
Around the world, millions of animals are accidently caught 世界范围内 每天数以百万计的动物
Each year they devour millions of tons of grass, 每年会吃掉数百万吨草
The East African savannahs support millions of grazers. 东非大草原养育着成千上万的食草动物
that have evolved over millions of years. 非凡多样的生存策略