For example, Peter Sheldon' s studies of trilobites, a now extinct marine animal with a segmented body, offer a detailed glimpse into three million years of evolution in one marine environment.

例如，彼得·谢尔登对于三叶虫的研究，那是一种已灭绝的身体分节的海洋生物，他的研究让我们得以一窥三百万年以来一个海洋环境的进化过程。

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Gellatly was curious about studies of male shrimps, Marine worms, and yes-human males-that showed that their likelihood of producing male offspring seemed to mimic that of their parents.

加拉·特里对雄虾、海生蠕虫——当然还有男性——的研究很感兴趣，这些研究显示，他们生产后代似乎是在模仿自己的父母。

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Researcher Niel Bruce of the Museum of Tropical Queensland studies Marine specimens in a lighted aquarium off Australia's Lizard Island (see map) in an undated picture.

这张未标明日期的照片上，昆士兰热带博物馆的研究人员尼尔·布鲁斯正在澳大利亚蜥蜴岛附近海上借助灯箱观察海洋生物样本。

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By looking at which creatures flourish in their mesocosms, Ulf Riebesell of the Leibniz Institute for Marine Studies in Kiel and his colleagues hope to see changes as they take place by keeping an eye on the water chemistry and nutrient levels.

ECONOMIST: Ocean acidification

But in a written response to questions raised by the men, the Marine Corps told CNN that two studies have examined whether contaminated water led to illnesses among base personnel or their families.

CNN: Male breast cancer patients blame water at Marine base

The agreement on Okinawa should accelerate an effort by the U.S. to reposition the Marine Corps around Asia, said Mr. Cha of the Center for Strategic and International Studies.

WSJ: U.S., Japan Scale Back Plan to Move Base