The world's smallest snake, a prehistoric ant and microbes that may be 120,000 years old: These are just a few of the species revealed to the world in the last 12 months.With animals going extinct at rates unseen since the dinosaurs disappeared, it's nice to be reminded that some species haven't even been discovered.As Smithsonian Institute ornithologist Brian Schmidt said after finding the olive-backed forest robin: "It is definitely a reminder that the world still holds surprises for us."Left: Stiphrornis pyrrholaeumus, also known as the olive-backed forest robin, was found during a biodiversity expedition in Gabon. Scientists know little more...
