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.
12:50PM BST 02 Aug 2007. The body of a baby boy buried as the Unknown Child has always been a poignant reminder of the tragedy of the Titanic. Five years ago scientists thought they had solved the mystery when DNA testing identified the victim as a 13-month-old Finnish baby.