..attracted by the biggest seasonal transformation 它们受到了地球上最大的
Forever chasing the seasonal growth of the grass 永远追寻着他们所需要的
and seasonal floods experienced on many grasslands. 不受草原酷暑和季节性洪水的伤害
seasonal grasses are filled with life, 应季时草地生命丰富多彩
In the Rockies, seasonal change is swift and dramatic. 落基山脉的季节变换迅速而突然
Islands in warm tropical waters don't experience seasonal extremes. 地处温暖热带海域的岛屿 无法体验极端的季节变化
and made the seasonal forests the greatest forests of all. 也使季相林变得最为伟大
For all the inhabitants of this seasonal forest 对于这个季相林的所有居民来说
Adults can only raise young here in years when the seasonal vole crop is big enough to support them. 成鸟能在这里养育小宝宝 表示今年的田鼠够多可以养活它们
They thrive here on the pine cones and although these are also seasonal they can be stored and eaten throughout the year. 松鼠以松果为食, 虽然松果是季节性生长的,但可以贮藏起来吃一整年