Secrets of sharks' success

New research from the University of South Florida suggests that one of the evolutionary secrets of the shark's success hides in one of its tiniest traits -- flexible scales on the bodies of these peerless predators that make ...

Commercial fishing threatens sharks worldwide

Even the remotest parts of the ocean appear to offer highly migratory sharks little refuge from industrialized fishing fleets, according to a major new international study published in the journal Nature.

University's website lets you keep track of sharks

One tiger shark, affectionately known as Harry Lindo, swam an unprecedented 27,000 miles in three years. A couple of others, a tiger and a shortfin mako, dove 3,000 feet deep. Others thrashed through the seas at up to 60 ...

Fisheries nations set to discuss bluefin tuna

(AP)—After defeating a proposal in 2010 to ban the export of an endangered fish that is a key ingredient of sushi, Japan and Asian nations argued it should be left to quota-setting international fisheries bodies to bring ...

Video: Friend or foe? Fun facts about sharks

Sharks often get a bad rap, even though most species are harmless to humans, says Katherine Maslenikov, manager of the UW Fish Collection at the Burke Museum.