Sand tiger sharks, also known as gray nurse sharks, have a deceivingly ferocious look. They are large-bodied and display a mouthful of sharp teeth that protrude in all directions, even when the ...

This story appears in the June 2016 issue of National Geographic magazine. This summer, we’ll look at three shark species with notorious reputations: tiger sharks, great whites and oceanic ...

Ross Edgley," part of National Geographic's Sharkfest that debuted ... Perhaps eating as much as a tiger shark is where Edgley could gain a lead in the competition. "I thought I was going to ...

Often referred to as “dustbins of the ocean” Tiger sharks are known for eating some strange things and are often thought of as mindless eating machines. But in actual fact, these sharks are ...