We talk to Dr Sasha Mikheyev about how the Lord Howe stick insect isn't extinct, as previously thought, as the Natural History Museum's Zoology Curator, Paolo Viscardi explains chats about why species go extinct, and what can be done to help prevent extinction loss.  Ecologist Hugh Jansman tells us about Naya, who after trekking across the Netherlands, has become the first wolf recorded entering Belgium in over a century.  And last week, we set Mooney Goes Wild researcher Sinéad Renshaw the task for forsaking all disposable plastic for a week - tonight, we find out how she got on!  Your panel tonight: Dr. Richard Collins, Eanna ni Lamhna and Eric Dempsey...