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A researcher leans off of a boat to tag a great white shark.
Photo

Alison Kock tags a shark

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An illustration of the megalodon shark.
Photo

Ancient Giant Megatooth Shark

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Fossil tooth whorl of ancient shark.
Photo

Fossil tooth spiral

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Follow Omoo, a Great White Shark, at she swims across the Pacific.
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TOPP cartoon of Omoo

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An illustration of the megalodon shark.
Overview

The Megalodon

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X-ray image of a winghead shark
Slideshow

X-Rays of Fish Reveal Diversity

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Guitarfish, rays, and other bycatch are tossed from a shrimp boat in La Paz, Mexico in 2006.
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Bycatch Raining Down From Above

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Squalicorax shark fossil from the Smithsonian
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Squalicorax Shark Fossil

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Madison Stewart, known to many simply as “shark girl,” is an inspiring young woman with a passion to protect the creatures most people fear: sharks. She’s been diving with sharks since the age of twelve. Here she is feeding a group of Caribbean reef
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Shark Girl With Caribbean Reef Sharks

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Large numbers of grey reef sharks were observed at Jarvis Island, an uninhabited Pacific island, during the 2010 Pacific RAMP expedition of the NOAA Ship Hi'ialakai.
Photo

Reef Sharks Passing Through

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Great White Sharks breach to hunt -- with split-second timing they grab their prey in one swift snatch. Follow the whole breaching action in this slideshow.
Overview

Great White Shark

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An underwater photo of sharks
Article

Why Are We So Afraid of Sharks? It Could Be the Background Music

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