These species hailed from three different evolutionary lineages.

这10种地衣来自三支不同的进化谱系。

They also feed on moss and lichen growing on the outside.

它们也吃树外面长的苔藓和地衣。

Litmus itself comes from lichen, a small plant that grows on rocks and trees.

石蕊本身来自地衣，种生长在岩石和树上的小植物。

So these monkeys have developed a very unusual diet — toxic moss and lichens.

因此滇金丝猴开发出种非比寻常的食谱——有毒的苔藓和地衣。

Ammonia contains nitrogen-a valuable fertilizer-so the winds carry nourishment to nearby mosses and lichens.

氨中含有，而种非常有价值的肥料，因此风会将营物质吹到附近的苔藓和地衣那里。

It takes these map lichens, from frigid Greenland, a century to grow a single centimeter.

这些来自寒冷格陵兰的地图地衣需要个世纪才能长出厘米。

In 2007, those map lichens survived atmospheric re-entry on a simulated meteorite.

2007 年的那些地图地衣在模拟陨石和大气再入中幸存下来。

As for whether some lichens might have four, five species?

至于否有地衣含有第四或第五种成分？

Because this study indicates lichens are truly more than the sum of their parts.

因为这项研究表明，地衣不仅仅各部分的单纯相加。

Closer inspection showed that lichens were more interesting than magical.

要更仔细地观察下，你便会发现，地衣与其说具有魔力，不如说很有意思。

Only moss and lichens and algae can survive in such a cold climate.

只有苔藓、地衣和藻类，可以在如此寒冷的气候下存活。

Fragments from mosses, algae, lichens and liverworts were trapped in the feathers.

他们发现其中残存着微量苔藓，藻类，地衣以及地钱片。

They're covered in furry lichen, which traps any moisture in the air.

它们被毛茸茸的地衣所覆盖，地衣会吸收空气中的湿气。

How many ferns and lichens will grow on the north walls of a rocky slope!

北面的陡峭斜坡上有很多蕨类植物和地衣。

Consider the lichen. Lichens are just about the hardiest visible organisms on Earth, but among the least ambitious.

想想地衣。地衣大概地球上最坚强的可见生物，也最没有雄心壮志的生物之。

And the more yeast was present, the more yellowish—and more toxic—the lichen was.

酵母的含量越多，地衣颜色越黄，毒性也越强。

The lichen on the trees which they eat, or animal urine in the snow, becomes more prominent.

它们吃的树上的地衣，或者雪地里的动物尿液，都会变得更加明显。

This is a really cool result because it demonstrates that this lichen relationship is obligate.

“这结果非常美妙，因为它证明了这种地衣伙伴关系专性的。

Here, the hauntingly beautiful Hoh Rainforest is like entering another world where moss and lichens grow on every surface.

来到这个令人流连忘返的美丽霍河雨林就像进入另个世界，所有东西的表面都覆盖层苔癣和地衣。

But now they have to move, because their winter food source, lichen, can only be found 450 kilometers away.

但现在它们不得不迁徙，因为它们的冬季食物来源地衣只能在 450 公里外找到。