After an absence of seventeen years, the forest is now overrun by cicadas.
在17年的缺席之后,森林中的蟬泛濫成災。
The adults are clumsy and very edible.
成年蟬不僅笨拙而且非常美味。
For turtles and other inhabitants of the forest,
對于龜和其他森林居民來說,
this is a feast they're lucky to see once in their lifetime, and they gorge themselves while they can.
可能再也沒有運氣能這樣狼吞虎咽、大快朵頤。
Times have never been so good.
美好時光!
The cicadas have no defenses and virtually offer themselves to their attackers.
蟬毫無防衛而且好像是把自己送上門供享用。
The stream of insects is so relentless
這種昆蟲川流不息的出現,
that soon all the predators are full to the point of bursting, and still the cicadas come.
使得捕食者數量很快就暴漲,仍然有大量的蟬趕來。
With the predators overwhelmed the survivors can achieve their purpose.
當捕食者達到飽和,存活的蟬也在完成它們的使命。
After mating, the adults lay their eggs and then their job is done.
成蟬在交配完并產卵后,它們的工作也完成了。
In just a few days they will all die and the forest will fall silent.
幾天的時間內他們全將死去,森林又會恢復平靜。
The cicadas here, will not be heard again for another seventeen years.
在接下來的17年里,不會再聽到布魯德蟬的聲音了。
Having fed the predators, the cicadas leave one final gift for the forest itself.
喂飽了掠食者后,蟬給森林留下了最后的禮物。
The nutrients in a generation of cicadas are returned to the soil, all at once
這些蟬給土壤提供了大量養分,
and the trees enjoy a marked spurt in growth.
樹木也可以享受瘋長的樂趣。
This may be the single largest dose of fertilizer in the natural world.
這可能是自然界最大劑量的一只營養針。