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Our fancy dinner oysters can tell us a lot about how our oceans are changing.

Find out why some baby oysters can't form strong shells.

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The Wilderness Society

Oysters. We love 'em.

You can imagine why people love oysters so much: They're a low-fat, high-protein food with a fresh, briny flavor — nature's perfect bar snack.

New York Times food writer Mark Bittman is a fan, too. When he moved from the Big Apple to San Francisco in January, trips to a raw bar at a local market became part of his weekend routine.

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