Bird decline blamed on lost lawns. Decking, patios and gravel gardens may be contributing to a decline in song thrushes, house sparrows and starlings, the RSPB has warned.
Conservationists said their numbers have plummeted over the last 30 years as a trend to replace lawns with a low maintenance alternative has taken off.
See following link :-http://news.bbc.co.uk/1/hi/uk/6086574.stm
