BBC听力 | 火山列岛 06
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Rare crickets scale the rocks
稀有的蟋蟀攀爬着岩石
while translucent earwigs
而半透明的蠼螋
and milky millipedes forage for food
和乳白的多足虫寻找着食物
These are cave specialists,
它们是洞穴专化物种
or troglobites,
也称穴居生物
and they never leave the lava tube
它们从不离开熔岩管
Over time,most have lost their eyes and colour,
随着时间的推移，它们退化了眼睛和颜色
like this plant hopper
就像这只蜡蝉（也称飞虱）
Its tail has a curious function
它的尾部有着奇怪的作用
Any predator biting it from behind
任何从其背后攻击的捕食者
will be left with nothing but a mouthful of irritating waxy hair
只会得到一嘴的刺激性的蜡制毛发
This is a place of ghostly stillness -
这是一个寂静得诡异的地方
a definite advantage for the small-eyed big-eyed hunting spider
对大小眼狩猎蜘蛛确是绝对优势
With its super-sensitive leg hairs,
凭借着超灵敏的腿部绒毛
it can pick up the slightest movement in the air,
它可以捕捉到空气中最轻微的动静
and it senses the cricket's presence
它可以感知到蟋蟀的存在
long before it's close enough to ambush
早在近到可以伏击前
As prey are few and far between,
由于捕食次数少而且间隔远
this may be its last meal for some time
这可能就是近期最后一顿了
With no light and little vegetation,
没有光与少量植物
only the specialists survive here
只有这些专化物种存活在这里
But that isn't the case for all lava tubes
但这不所有熔岩管的情况
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