評論
打印
Hawaii's isolation has had a curious effect on the evolution of some of its other wildlife, too.
夏威夷對其它野生動物也產生了奇妙的影響
Crawling around these ferns are caterpillars.
這些在蕨類植物上爬行的是毛蟲
They're the larvae of a moth and look ordinary enough.
它們是蛾類幼蟲，外觀很平常
But these tiny caterpillars are perhaps the strangest of their kind in the world.
但這些微小的毛蟲或許是世上最奇怪的蛾類幼蟲
When one finds the right spot, it settles down to chew through a leaf.
一旦找到適當的地點，它們就會安頓下來啃葉子
So far, so normal. But the caterpillar is not actually swallowing the bits of leaf.
到目前為止一切都很正常。但實際上，毛蟲并沒有吞食葉子
It's channelling a gap between the segments.
它只是在葉片上啃出一條縫隙
When finished, it'll tuck itself into the space.
完工后就將自己擠進去
So what is so strange about this animal?
這種幼蟲有什么奇特之處呢
Well, those are not your typical caterpillar feet, and what follows is not your typical caterpillar behaviour.
這些并不是普通的毛蟲腳，接下來，也不是普通毛蟲的行為
This is a carnivorous caterpillar with a vice-like hold and a bite to match.
它是食肉毛蟲，長有帶刺的鉗狀爪
Hawaii's numerous fruit flies were just too good an opportunity to ignore.
夏威夷的果蠅數量眾多，這是不容忽視的大好機會
