Cartilaginous fish

Great White Shark Lydia being tagged off the coast of Florida on March 2, 2013.

Why this Great White Shark has fans and followers around the world

Science

It’s her ocean — we’re just swimming in it. A Great White Shark named Lydia had a tracking device attached to her dorsal fin last year. Since then, she’s logged over 27,000 miles and now she even has her own Twitter account.

The World

Science Note – Sharks and Smell

The World

Science Note: Sharks and Smell