With the passing of metal legend Lemmy Kilmister o...  ...se they're still alive, but how did a madman like Ozzy Osbourne survive four decades of rock star fun?Genetic res...  ...hat makes that survivor tick by analyzing some of Ozzy 's blood, making Ozzy one of the few people i...

(Photos: Pedro Peloso/National Geographic and Albe...  ...ple have said that about British heavy metal star Ozzy Osbourne , but Pedro Peloso, a doctoral student at the Amer...  .... National Geographic says that the Dendropsophus ozzyi has a very large vocal sac that produces an unusu...  ...s reminiscent of a b...