Do Sharks Need Protection From Us?

Used in everything from soup to nutritional supplements and skincare products, sharks are a multi-billion dollar, global, mostly unregulated industry. Now conservationists want to declare eight species endangered.

With a powerful torpedo-shaped body almost the size of a bus, the ability to sniff out one drop of blood in 25 gallons of water--or up to three miles away--and fearsome toothy jaws, it's no wonder the very thought of sharks can send shivers up the spine. (Cue the theme music from...