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.
Dogs of the Titanic: Three Who Survived. The fact that there were dogs traveling on the Titanic with their owners would come as no surprise to anyone who considers it. However, with all that has been written about the 1912 sinking of the Titanic, little has been written about the dogs who were passengers. Dedicated research by J. Joseph Edgette, Ph.D., Widener University professor emeritus, has revealed the story of the canine passengers.