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A Nautilus (鹦鹉螺) swims in the Underwater World Singapore's new showcase (陈列橱) known as The Masters of Disguise (伪装), a collaboration of intelligent marine life form found in the deep seas. The Nautilus is the only member of the Cephalopod (头足纲动物:软体动物门的一种海生软体动物,) class to have a fully developed shell which encases (包住) its entire body. (AP Photo/ Wong Maye-E) |