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Backbone of Biodiversity at Risk

The International Union for the Conservation of Nature (IUCN) maintains the...

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Ancient Giant Megatooth Shark

A scientific illustration of the most powerful fish of its time, Carcharocles...

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Fossil tooth spiral

This fossil tooth whorl of the ancient shark Helicoprion, dates back 290 million...

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Megalodon Teeth

Two fossilized teeth from a megalodon (Carcharodon megalodon) dating back more than...

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Giant Megatooth Model

A life-sized model suspended over visitors at the San Diego Natural History Museum...

Article

Tagging and Tracking Animals Underwater

How do we know where ocean animals swim day and night? Scientists are getting...

Shark Teeth Tell Great White Shark Evolution Story

For the last 150 years, paleontologists have debated the origins of the great white...

Article

Citizens of the High Seas

In a world where land is partitioned into countries with defined borders, the ocean...