Last seen in ... birdwatchers asked to join hunt for world's 10 rarest birds

Search for Lost Birds project is asking birdwatchers everywhere to help track down species sometimes not seen for centuriesBirdwatchers around the world are being called on to turn detective and help in a search for some of the rarest birds on Earth.The global Search for Lost Birds, launched today, presents researchers, conservationists and the global birdwatching community with a Top 10 Most Wanted list of birds that have been lost to science, including the Siau scops owl, which was last seen in 1866. Continue reading...