9 Facts That Will Change How You Think About Sharks
By Jen Sawada
Sharks have been around for 400 million years, before the time of the dinosaurs, but there's much more to them than big teeth and summer blockbusters. Consider these facts, which will change what you think about sharks.
1. No Need to Fear the World’s Biggest Shark
Whale sharks are gentle giants of the ocean, often growing as long as 40 feet. They swim with their mouths open to filter-feed on small fish, invertebrates and plankton. While whale sharks aren't seen on Shark Week as often as jagged-toothed great whites are, they do attract large audiences of divers—contributing about $47.5 million worldwide each year.