Eric Stroud is in the business of spoiling appetites. His clients include some of the most voracious creatures on the planet—the tiger shark, the reef shark and the southern stingray, to name a few.

Whether you’re a person, a bird, a bug, or a shark (like Jaws, currently celebrating its 50th anniversary), the world is throwing all sorts of information at us all the time. For any organism to be ...

What are sharks? -- Where sharks live -- Teeth and jaws -- Speedy swimmers -- Skin and scales -- Shark senses -- Sharks and electricity -- From pup to adult -- Hunters -- Filter feeders -- Sharks big ...