Where have all our insects and birds gone? | Letters

Rosemary Mason notices a decline in insects in south Wales; Kate Phillips says there is a major shift in insect and bird life in Buckinghamshire; and Eyke Shannon questions the role played by the Forestry Commission and the RSPB in SuffolkWith regard to David Marjot’s letter about lost insects in Surrey (18 November), we too have noticed a sharp decline in insects over the last 10 years in south Wales, but there are no neonicotinoids used in the area. In fact, as he noted in Surr