Some sharks return to the same sites to breed for decades channel3000.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from channel3000.com Daily Mail and Mail on Sunday newspapers.
Some species of shark return to the same breeding grounds for decades at a time, and live longer than previously thought, scientists studying the animals off Florida say.
The scientists with the New England Aquarium found that nurse sharks returned to the waters off the Dry Tortugas in the Florida Keys to mate for up to 28 years.