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A scalloped hammerhead (Sphyrna lewini) at Isla del Coco, Costa Rica.
Photo

Scalloped Hammerhead Shark

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A close-up image of a fossil shark jaw with teeth.
Article

Shark Teeth Tell Great White Shark Evolution Story

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Researchers use underwater equipment to measure a skate (Bathyraja richardsoni) on the Mid-Atlantic Ridge.
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Measuring a Skate on the Mid-Atlantic Ridge

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Eugenie Clark collecting specimens on a dive.
Article

Eugenie Clark - The Shark Lady

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A great white shark next to a giant megatooth shark
Photo

How Big are Great White Sharks?

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Extreme close-up of great white shark skin denticles.
Photo

Biomimicry Shark Denticles

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Dr. Mahmood Shivji uses DNA techniques to identify shark fins confiscated from fishermen
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FORENSIC FINS: Using DNA to Prosecute Shark Poachers

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a shark swims along a sandy seafloor
Article

An Angel’s Return: How eDNA Was Used to Rediscover the Angelshark

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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.
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Reef Sharks Passing Through

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Greenland Shark in cold water
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Greenland Shark

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A diagram of a shark's six highly refined senses: smell, hearing, touch, taste, sight, and electromagnetism
Photo

Shark Senses

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An illustration of the megalodon shark.
Overview

The Megalodon

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