Exposing its mantle and inhalant siphon, a giant clam (Tridacna gigas) is in the ideal position for a diver's examination in the Coral Sea off the coast of Queensland, Australia.

巨大的海洋生物图片。暴露它的斗篷和进水管，一只巨大的蛤蚌是在理想的位置给一位潜水员的考试在澳大利亚，昆士兰州的珊瑚海海面上。

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With the iMac design's rounded edges, the laptop looks like a giant clam, moreso than other PC laptops, but like its Apple desktop cousin lacks a floppy drive.

CNN: Apple unveils portable iMac