Hunting almost entirely by sound, owls eavesdrop on the scurrying in the undergrowth.

猫头鹰几乎全靠声音捕猎，它们留心倾听灌木丛下的动静。

Some water distilled over the rocks from the moist undergrowth.

岩石下潮湿的草丛使岩石上渗出水滴。

Previous fire management regimes allowed the undergrowth to build up.

以前的火灾管理制度允许下层灌丛的生长。

This undergrowth becomes tangled together and is extremely difficult to walk through.

这些灌木丛枝叶纠缠，极其难以穿行。

The water absorbed into the wood fosters the creation of life in the undergrowth.

那些贮存下来的水分不仅满足了众多林下生物的生长。

A giraffe mother's next best defense is to hide her babies in the undergrowth.

母长颈鹿的第二招就是将幼崽隐藏在灌木众中。

Low rainfall, unusually stronger winds, accumulation of dry undergrowth the caused fire to be so massive.

比如，降水少、罕见的大风，以及干燥的低层植被的聚集导致了那次大火规模空前。

If your ancestors spotted movement in the undergrowth, they would run first and grunt questions later.

我们的祖先发现灌木丛中有动静时，都会先跑起来，然后再咕哝着问问题。

It organised scores of local volunteers to remove undergrowth to find the original outlines of the installations.

基金会组织了大量的当地志愿者清除矮木丛，以弄清那些装置的原本轮廓。

The bison push their way through dense undergrowth creating light and space for other wildlife to thrive.

欧洲野牛在茂密的灌木丛中穿行，为其它野生动植物的繁衍生息带来阳光和生存空间。