Held every four years, the World Conservation Congress’ meeting of the IUCN’s highest decision-making body is one of the most important conservation events you likely don’t know.

Walking sharks are millions of years old, there's no reason to panic about the "new" ones recently discovered.

No, sharks aren’t coming into shallow water any more than usual—but now everyone at the beach has a camera.

No, whale sharks' eyeballs are not covered in miniature teeth. Here's what the discovery of dermal denticles in a whale sharks eyes actually means.

In this edition of Ask a Marine Biologist, Dr. David Shiffman proves that sharks are far more than mindless killing machines.

The IUCN Red List is a collection of the best available scientific data analyzed and summarized by an international team of experts—such an assessment is not an opinion and not a guess. But such an assessment does not carry the force of law, and IUCN Red List Endangered status doesn’t mean the same thing as being considered endangered under the U.S. Endangered Species Act.

If you like marine biology and bathroom humor, urine for a treat with this edition of *Science Stop.*

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In this installment of Ask a Marine Biologist, Dr. David Shiffman answers a common question about shark biology and behavior.