值得注意的是，尽管鳞翅目昆虫在栖息地和行为上存在显著差异，但许多种类的鳞翅目昆虫的种群周期相似，在8到11年之间。

Remarkably, despite significant differences in habitat and behavior, many species of lepidoptera have population cycles of similar length, between eight and eleven years.

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生态学家在研究野兔种群时发现，北美雪兔的生长周期大约为10年。

Ecologists studying hare populations have found that the North American snowshoe hare follows a roughly ten-year cycle.

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单个的生命和种群都起到一定作用就像你身体里的红细胞它们自己有自己的生命周期，却不知不觉的维持你的生命。

Individuals and species unknowingly play a part, much as the red blood cells in your body have a life of their own, but unwittingly work in concert to maintain your life.

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