Meet the Buzzsaw Killer

This 290 million year old prehistoric shark is best known for its intimidating 360 degree spiral of serrated teeth.
Explore Helicoprion

Ever Wonder How Sharks Communicate?

In 2016, researchers discovered that sand tiger sharks, far from being lonely hunters, exhibit social behavior typically seen in mammals.
Dive Deeper

Shark vs. Dolphin: Who Wins?

While this is not a situation that occurs too often, sharks and dolphins have been known to clash in quite a few places around the world.
Find Out What Happens

DO YOU KNOW THE TOP 10 LARGEST SHARKS?

Sharks come in all shapes and sizes, but these 10 tip the scales. Find out which sharks make our Top 10.
Count Them Down

INTERACTIVE TIMELINE OF SHARK EVOLUTION

Sharks appeared nearly 200 million years before the first dinosaurs! Trace the evolution of sharks.
Explore the Timeline

Types of Sharks

Click to find out more about a type of shark.
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