尽管100多年前人们就知道这种关系了，但科学家并不清楚海藻是如何进入卵内的。

Although this relationship had been known about for more than a century, scientists did not understand how the algae got into the egg.

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汉密尔顿指出，黄蜂卵在寄主即另一种昆虫的幼虫内发育，新出现的成年黄蜂立即交配并四散，这提供了一个非常有说服力的分析。

Hamilton, noting that the eggs develop within their host—the larva of another insect—and that the newly emerged adult wasps mate immediately and disperse, offered a remarkably cogent analysis.

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变得争强好胜。 仅仅是对雌性卵囊接触也会使得他们反应过度，和范围内潜在的雄性扭打一团。

One touch of a female's egg sac and they go ballistic, grappling any other male within reach.

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