Sharks

Artists reconstruction of Phoebodus sharks.

This Ancient Shark Looked Like an Eel and Swallowed Its Prey Whole

Scans of a rare 360-million-year-old shark skeleton shows the beasts used hunting techniques similar to modern sharks and fish

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Megalodon May Be Extinct, but There’s a Life-Size One at the Smithsonian

A 52-foot, life-size model of a <i>Carcharocles megalodon</i> shark is now on display in the National Museum of Natural History

The newly identified American Pocket Shark was first discovered in the Gulf of Mexico in 2010.

This New Shark Species Looks Like a Tiny Sperm Whale

The 5.5-inch-long <em>Mollisquama mississippiensis</em>—one of only two pocket shark specimens known to science—also glows in the dark

Tiger sharks appear to prey on migrating songbirds that fall into the ocean during autumnal storms

Baby Sharks Do (Do, Do, Do, Do, Do) Eat Songbirds

A survey of 105 tiger sharks’ stomach contents revealed the remains of 11 land-based bird species

North Carolina's Famed Shipwrecks Are Now Home to a Shark Conservation Research Study

Unwitting citizen-scientists discovered evidence that vulnerable species return to the same ships, which could help in their recovery

Orcas kill great white sharks, then eat their calorie-dense livers.

Great White Sharks Are Completely Terrified of Orcas

A new study shows the apex predators will flee their hunting grounds and won't return for up to a year when killer whales pass by

Until now, it was thought that great white sharks avoid kelp forests.

Watch Rare Footage of a Great White Hunting Seals in a Kelp Forest

A new study dispels the belief that the sharks are too large to maneuver through dense kelp growths

Researchers analyzed blood samples taken from 43 great white sharks captured and released off of the South African coast in 2012

Great White Sharks Thrive Despite Heavy Metals Coursing Through Their Veins

The apex predators likely absorb these toxins by eating fish lower down on the food chain

A great white shark, probably considering its species' triumph over the now-extinct megalodon

Did Great White Sharks Drive Megalodon to Extinction?

An earlier extinction date puts megalodon's fall in line with the rise of the great white

With just two rows of teeth, Edestus slid its lower jaw to slice apart its prey.

Scientists Model How Prehistoric Shark Cut Through Prey With 'Scissor Jaws'

The 330-million-year-old species <i>Edestus</i> had one of the most unique bites in natural history

An illustration showing what Galagadon would have looked like in life, swimming along the river floor.

New Prehistoric Shark Species Discovered Alongside Sue the T. Rex

The teeth of <i>Galagadon nordquistae</i> were discovered in the rock that once surrounded the famous <i>T. rex</i> skeleton.

Researchers often depend on fishing communities to learn what life is like for sharks out in the deep ocean.

To Study Rare Sharks, Scientists Are Heading to Fish Markets

Marine biologists are combing fish markets around the world to study what comes up in the nets, and sometimes the catch is full of surprises

The red arrow points to where the prehistoric shark tooth got lodged in the pterosaur's neck.

What Is a Shark Tooth Doing in the Neck of a Flying Pterosaur?

A new study suggests that the winged reptile fell prey to a hungry predator lurking in the water

Massive Shark Nursery Found Off the West Coast of Ireland

Thousands of eggs and hundreds of catsharks were spotted during a deep sea coral reef survey 200 miles west of the island

Until now, it’s been unclear whether the bonnethead's seagrass consumption was intentional or the result of indiscriminate feeding

Fish Are Friends, Not (Always) Food: Meet the World’s First Omnivorous Shark Species

Bonnethead sharks enjoy a diet of up to 60 percent seagrass, as well as crab, shrimp, snails and bonyfish

The pores visible on the underside of this shark's snout are electrical field-sensitive ampullae of Lorenzini.

Magnets Help Keep Sharks Out of Fish Traps

Adding cheap magnets to the traps reduced shark and ray bycatch by a third and increased fish hauls by just as much, according to a new study

More like not-so-great white shark. Like today's sharks, prehistoric sharks sported a vast array of body sizes, shapes, and ornamentations.

Megalodon Wasn't the Only Impressive Shark in the Prehistoric Seas

No longer thought of as "living fossils," ancient sharks sported a crazy amount of variety

One of the meg's fearsome teeth, shown here in this extreme close-up.

The Real Science Behind the Megalodon

As <I>The Meg</i> hits theaters, dive into what we <i>really</i> know about this chompy predator

Guzmán and his team were only able to pinpoint the whale shark's whereabouts when it rose to the surface to feed.

What the Longest Known Whale Shark Migration Ever Tells Us About Conservation

Researchers in Panama tracked a specimen via satellite over an unprecedented 12,516 miles

Scientists Have a New Way of Knowing How Many Sharks Are in the Sea

The predators are elusive, but marine ecologists are finding more of them by analyzing the "environmental DNA" in ocean water samples

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