The time it takes for a shark use and lose each tooth varies, depending on the species and age. Younger sharks replace their teeth more often. There is also some evidence that sharksâ teeth last significantly longer during colder water temperature in some sharks, a time when they traditionally eat less.
Last Titanic survivor, a baby put in a lifeboat, dies at 97. Millvina Dean taken ill with pneumonia in England, after Hollywood stars DiCaprio and Winslet came to her aid. Millvina Dean, the last living survivor of the Titanic disaster, with a painting of the vessel. Photograph: John Stillwell/AP.
The Titanic sank on her way from Southampton, England, to New York after striking an iceberg April 14, 1912. She took more than 1,500 of her approximately 2,200 passengers and crew to their death. Great Wealth Was Aboard. She was believed to be ''unsinkable'' because of her double bottom and reinforced bulkheads.