In fact, that finding allowed scientists to figure out recently why the males of some species of birds did not appear to have brighter plumage than the females, Dr. Neitz said.

奈茨博士说，事实上，这项发现使科学家最近弄清了为什么对某些鸟类，雄性羽毛似乎不如雌性鲜艳。

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But if researchers can figure out how the birds navigate, conservationists may be able to trick the birds into staying where it's safe.

但是如果研究者可以指出这些鸟类是如何导航的话，保护主义者就可能会使用一些人工手段将这些鸟类留在对于它们来说安全的地方。

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Birds don't take vacations, and neither does he. "I'm already losing sleep," Franzen says, "trying to figure out how to lock myself inside a big novel again."

鸟类并不给自己放假，他也是这样。“我已经失眠了一阵子，我正努力构思另一部长篇小说，再次让自己去忘我地工作。”

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Birds-eye figure is (surprise) a grain pattern reminiscent of hundreds of small bird's eyes scattered across the face of a board or veneer.

NPR: Excerpt: 'A Splintered History Of Wood'

In Open City, writer Teju Cole describes Colonel Tassin - a (real) 19th Century figure - who kept count of the number of birds killed by flying into the Statue of Liberty, as many as 1, 400 a night.

BBC: Is there a novel that defines the 9/11 decade?