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Two nurse sharks hover over a baited cage
Lesson Plan

Life of a Coral Reef Fish

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Side view of a great white shark swimming in bright blue water.
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Great White in the Sunlight

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A dusky jawfish protects its eggs by holding them in his mouth.
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A Dusky Jawfish Protecting Its Brood

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Marsh Erosion Sped Up: One of the worst places for oil to end up after a spill is in marshes, where it can kill grass and cause erosion. But how much damage does it do, how far inland does it reach, and how long does the damage last? Pictured here is oiled
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Marsh Erosion After An Oil Spill

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This is the cover of the book Dampier wrote about his first trip around the world.
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Book Cover for Dampier's Account of his First Trip Around the World

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This family tree shows how the ancestors of whales moved gradually from land to sea.
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The Whale Family Tree

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Burning fossil fuels, such as coal, oil and natural gas, spews almost 7 billion metric tons of carbon dioxide annually.
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Smokestack from coal plant

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This map shows where some of the most significant species of deep-sea corals are located.
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Deep-Sea Corals Worldwide

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Close-up photograph of a large red cuttlefish.
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Australian Giant Cuttlefish

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A brachiopod looks like a clam, but they aren't closely related.
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A Modern Day Brachiopod

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