and it's now that the seals start to breed. 也是海豹的繁殖季节
Its richest parts are those where waves and currents bring fertilising nutrients to surface waters that are bathed in sunlight. 当海浪和洋流把大量营养物质翻上 沐浴着阳光的表层海水时 那里便成了最热闹的用餐场所
that nourishing food can be gathered very quickly. 营养美味的食物唾手可得
That leaves the male six-plumed bird of paradise with time to concentrate on other matters 这也使得雄六羽极乐鸟 有时间去关心其它的事
That is why the jungle grows so vigourously 因此 这里的丛林茂密葱郁
But there are parts of the world that have no seasons. 但是 世界上有些地方却没有四季
And it's this tilt that creates the seasons. 正是这种倾斜造成了季节变化
so now animals can collect their share of the energy that has come from the sun. 因此动物们也能获得 太阳馈赠给它们的那部分能量
You'll need to travel 500 miles south from here before that is possible. 由此往南500英里的地方 才有可能生长着树木