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A researcher leans off of a boat to tag a great white shark.
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Alison Kock tags a shark

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An aerial view of the rocky islands that make up the Gulf of the Farallones.
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Aerial photo of Farallones

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Dead sharks caught in fish net.
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Sharks caught in nets

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Newspapers with shark attack headlines in South Africa.
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Shark Attack Headlines

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A shark nursery in a lagoon in the Pacific.
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Baby sharks in lagoon

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Shark Sizes: Whale Shark 46 feet, Basking Shark 33 feet, Great White Shark 23 feet, Megamouth Shark 15 feet, Nurse Shark 13 feet, Mako Shark 8 feet, Blacktip Reef Shark 6.5 feet, Bonnethead Shark 3.4 feet, Dwaf Lantern Shark 6 inches
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What is the Biggest Shark? A Chart Shows the Diversity of Shark Sizes

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X-ray Image of a Monterey Skate
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X-Ray Image of a Monterey Skate

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X-ray image of a winghead shark
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X-Ray Image of a Winghead Shark

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An illustration of the megalodon shark.
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Ancient Giant Megatooth Shark

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Artistic rendering of an ancient shark, Helicoprion.
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Illustration of Helicoprion

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Fossil tooth whorl of ancient shark.
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Fossil tooth spiral

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A great white shark next to a giant megatooth shark
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How Big are Great White Sharks?

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