Orkney vole 'came from Belgium with farmers 5,000 years ago'

The "mysterious" Orkney vole is likely to have originated from Belgium 5,100 years ago, researchers have said. The team of scientists - led by the University of Aberdeen and Cornell University in America - believe the subspecies of the European common vole was brought over by farmers. via Pocket http://www.bbc.co.uk/news/uk-scotland-north-east-orkney-shetland-23942934