The Government Says

Invasive non-native species cost billions

Issued by the News Distribution Service on behalf of the Scottish Government.

http://nds.coi.gov.uk//content/../ClientMicrosite/Content/Detail.aspx?ClientId=36&NewsAreaId=2&ReleaseID=417074&SubjectId=36

seen at 08:40, 15 December in National College For School Leadership News - national.