Darwinius masillae, the primitive primate that was unveiled to the world with huge fanfare and a Sir David Attenborough documentary in May, seems now to have been less of a missing link than an evolutionary dead end. Far from being an ancestor to humans, the lemur-like creature from 47 million years ago belongs to an entirely different branch of the primate family tree that has left no known descendants, research has indicated. - Scot Mcphee from Bookmarklet