It's spring, the best time of year for a marten to find food. 春天,是松貂找食的最佳时节
But to live here permanently, the marten needs a more reliable food source. 要在这里常住,松貂就需要稳定的食物来源
than in any tropical rainforest but it's all contained within the trees. 巨大针叶林里的有机物质要多的多 但是都在大树里
These are as inedible as those in the Taiga so animals are still scarce, 针叶依然如北极针叶林那样难吃 所以动物仍然稀少
and existed before the Swiss Alps or the Rocky Mountains were even raised. 甚至比阿尔卑斯山(欧洲) 和洛基山脉(美洲最长的山脉)隆起的时间还要早
contains three of the tallest trees on Earth. 世界树木高度排行前三名的树都在这里
This one is over a hundred meters high, the size of a thirty story building. 这颗超过100米的树有30层楼房那么高
These forests were growing here long before humans walked the Earth. 这片森林远在人类直立行走之前就出现了
The Sun's energy powers these forests 太阳给森林带来的生长能量